Bistutu · Alkacid · Apr 8, 2026 · Apr 15, 2026 · Apr 15, 2026 · Apr 15, 2026
diff --git a/components/Main.vue b/components/Main.vue
@@ -570,7 +570,7 @@
         <el-row v-show="compute.showAI" class="margin-bottom margin-left-2em">
           <el-col :span="8" class="lightblue rounded-corner">
             <el-tooltip class="box-item" effect="dark"
-              content="以用户身份 user 发送的对话，其中{{to}}表示目标语言，{{origin}}表示待翻译的文本内容，两者不可缺少。"
+              content="以用户身份 user 发送的对话，其中{{to}}表示目标语言，{{origin}}表示待翻译文本，{{context}}表示用于辅助消歧的上下文。建议保留{{origin}}，并在提示词中显式使用{{context}}。"
               placement="top-start" :show-after="500">
               <span class="popup-text popup-vertical-left">user<el-icon class="icon-margin">
                   <ChatDotRound />

diff --git a/entrypoints/main/context.ts b/entrypoints/main/context.ts
@@ -0,0 +1,75 @@
+import { buildTranslationContext } from "@/entrypoints/utils/context";
+
+const MAX_CONTEXT_LENGTH = 120;
+const CONTEXT_TAGS = 'h1, h2, h3, h4, h5, h6, p, li, dd, blockquote, figcaption, div, label';
+
+function compactText(text: string | null | undefined, maxLength: number = MAX_CONTEXT_LENGTH) {
+    const compact = (text || "").replace(/\s+/g, ' ').trim();
+    if (!compact) return "";
+    return compact.length > maxLength ? `${compact.slice(0, maxLength)}...` : compact;
+}
+
+function findNearbyNodeText(nodes: Element[], startIndex: number, step: -1 | 1) {
+    let index = startIndex + step;
+    while (index >= 0 && index < nodes.length) {
+        const text = compactText(nodes[index]?.textContent);
+        if (text) return text;
+        index += step;
+    }
+    return "";
+}
+
+function findNearbyHeading(node: Element) {
+    let current: Element | null = node;
+    while (current) {
+        let sibling: Element | null = current.previousElementSibling;
+        while (sibling) {
+            if (/^H[1-6]$/.test(sibling.tagName)) {
+                const heading = compactText(sibling.textContent, 100);
+                if (heading) return heading;
+            }
+            sibling = sibling.previousElementSibling;
+        }
+        current = current.parentElement;
+    }
+
+    const headings = Array.from(document.querySelectorAll('h1, h2, h3'));
+    for (let index = headings.length - 1; index >= 0; index -= 1) {
+        const heading = headings[index];
+        const position = heading.compareDocumentPosition(node);
+        if (position & Node.DOCUMENT_POSITION_FOLLOWING) {
+            const text = compactText(heading.textContent, 100);
+            if (text) return text;
+        }
+    }
+
+    return "";
+}
+
+function collectContextNodes() {
+    return Array.from(document.querySelectorAll(CONTEXT_TAGS)).filter(node => {
+        if (!(node instanceof Element)) return false;
+        const text = compactText(node.textContent);
+        if (!text) return false;
+        if (node.classList.contains('notranslate') || node.classList.contains('sr-only')) return false;
+        if (node.closest('header, footer, nav, aside, script, style, noscript')) return false;
+        if (node.matches('button, input, textarea, select, code, pre')) return false;
+        return true;
+    });
+}
+
+export function buildNodeTranslationContext(node: Element) {
+    const nodes = collectContextNodes();
+    const index = nodes.indexOf(node);
+
+    const previousText = index >= 0 ? findNearbyNodeText(nodes, index, -1) : "";
+    const nextText = index >= 0 ? findNearbyNodeText(nodes, index, 1) : "";
+    const nearbyHeading = findNearbyHeading(node);
+
+    return [
+        buildTranslationContext(),
+        nearbyHeading ? `Nearby heading: ${nearbyHeading}` : "",
+        previousText ? `Previous text: ${previousText}` : "",
+        nextText ? `Next text: ${nextText}` : "",
+    ].filter(Boolean).join('\n');
+}
diff --git a/entrypoints/main/dom.ts b/entrypoints/main/dom.ts
@@ -1,6 +1,7 @@
 import { getMainDomain, selectCompatFn } from "@/entrypoints/main/compat";
 import { html } from 'js-beautify';
 import { handleBtnTranslation } from "@/entrypoints/main/trans";
+import { buildNodeTranslationContext } from "@/entrypoints/main/context";
 
 // 直接翻译的标签集合（块级元素）
 const directSet = new Set([
@@ -33,7 +34,11 @@ export function grabAllNode(rootNode: Node): Element[] {
         NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_TEXT,
         {
             acceptNode: (node: Node): number => {
-                if (node instanceof Text) return NodeFilter.FILTER_ACCEPT;
+                if (node instanceof Text) {
+                    // 检查文本节点是否有实际内容（去除空白后）
+                    const textContent = node.textContent?.replace(/[\s\u3000]/g, '') || '';
+                    return textContent.length > 0 ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_SKIP;
+                }
 
                 if (!(node instanceof Element)) return NodeFilter.FILTER_SKIP;
 
@@ -59,13 +64,17 @@ export function grabAllNode(rootNode: Node): Element[] {
                 for (const child of node.childNodes) {
                     if (child.nodeType === Node.ELEMENT_NODE) {
                         hasElement = true;
-                        // 检查子元素是否包含文本
-                        if (child.textContent?.trim()) {
+                        // 检查子元素是否包含文本（去除空白后）
+                        const childText = child.textContent?.replace(/[\s\u3000]/g, '') || '';
+                        if (childText.length > 0) {
                             hasNonEmptyElement = true;
                         }
                     }
-                    if (child.nodeType === Node.TEXT_NODE && child.textContent?.trim()) {
-                        hasText = true;
+                    if (child.nodeType === Node.TEXT_NODE) {
+                        const textContent = child.textContent?.replace(/[\s\u3000]/g, '') || '';
+                        if (textContent.length > 0) {
+                            hasText = true;
+                        }
                     }
                 }
 
@@ -365,7 +374,7 @@ function handleFirstLineText(node: any): boolean {
     while (child) {
         if (child.nodeType === Node.TEXT_NODE && child.textContent.trim()) {
             browser.runtime.sendMessage({
-                context: document.title,
+                context: buildNodeTranslationContext(node),
                 origin: child.textContent
             })
                 .then((text: string) => child.textContent = text)
@@ -461,4 +470,4 @@ export function smashTruncationStyle(node: any) {
     checkAndRemoveStyle(node, 'webkitLineClamp');
     node.style.webkitLineClamp = 'unset';
     node.style.maxHeight = 'unset';
-}
+}
diff --git a/entrypoints/main/trans.ts b/entrypoints/main/trans.ts
@@ -8,6 +8,7 @@ import { detectlang, throttle } from "@/entrypoints/utils/common";
 import { getMainDomain, replaceCompatFn } from "@/entrypoints/main/compat";
 import { config } from "@/entrypoints/utils/config";
 import { translateText, cancelAllTranslations } from '@/entrypoints/utils/translateApi';
+import { buildNodeTranslationContext } from '@/entrypoints/main/context';
 
 let hoverTimer: any; // 鼠标悬停计时器
 let htmlSet = new Set(); // 防抖
@@ -252,13 +253,15 @@ export function handleSingleTranslation(node: any, slide: boolean) {
 
 
 function bilingualTranslate(node: any, nodeOuterHTML: any) {
-    if (detectlang(node.textContent.replace(/[\s\u3000]/g, '')) === config.to) return;
+    const cleanedText = node.textContent.replace(/[\s\u3000]/g, '');
+    if (!cleanedText || cleanedText.length === 0) return;
+    if (detectlang(cleanedText) === config.to) return;
 
     let origin = node.textContent;
     let spinner = insertLoadingSpinner(node);
 
     // 使用队列管理的翻译API
-    translateText(origin, document.title)
+    translateText(origin, buildNodeTranslationContext(node))
         .then((text: string) => {
             spinner.remove();
             htmlSet.delete(nodeOuterHTML);
@@ -272,13 +275,15 @@ function bilingualTranslate(node: any, nodeOuterHTML: any) {
 
 
 export function singleTranslate(node: any) {
-    if (detectlang(node.textContent.replace(/[\s\u3000]/g, '')) === config.to) return;
+    const cleanedText = node.textContent.replace(/[\s\u3000]/g, '');
+    if (!cleanedText || cleanedText.length === 0) return;
+    if (detectlang(cleanedText) === config.to) return;
 
     let origin = servicesType.isMachine(config.service) ? node.innerHTML : LLMStandardHTML(node);
     let spinner = insertLoadingSpinner(node);
 
     // 使用队列管理的翻译API
-    translateText(origin, document.title)
+    translateText(origin, buildNodeTranslationContext(node))
         .then((text: string) => {
             spinner.remove();
 
@@ -311,7 +316,7 @@ export const handleBtnTranslation = throttle((node: any) => {
 
     config.count++ && storage.setItem('local:config', JSON.stringify(config));
 
-    browser.runtime.sendMessage({ context: document.title, origin: origin })
+    browser.runtime.sendMessage({ context: buildNodeTranslationContext(node), origin: origin })
         .then((text: string) => {
             cache.localSetDual(origin, text);
             node.innerText = text;
@@ -331,4 +336,4 @@ function bilingualAppendChild(node: any, text: string) {
     newNode.append(text);
     smashTruncationStyle(node);
     node.appendChild(newNode);
-}
+}
diff --git a/entrypoints/service/azure-openai.ts b/entrypoints/service/azure-openai.ts
@@ -29,8 +29,8 @@ async function azureOpenai(message: any) {
         const resp = await fetch(endpoint, {
             method: method.POST,
             headers,
-            body: commonMsgTemplate(message.origin)
-        });
+        body: commonMsgTemplate(message.origin, message.context)
+    });
 
         if (!resp.ok) {
             const errorText = await resp.text();

diff --git a/entrypoints/service/claude.ts b/entrypoints/service/claude.ts
@@ -17,8 +17,8 @@ async function claude(message: any) {
         const resp = await fetch(url, {
             method: method.POST,
             headers,
-            body: claudeMsgTemplate(message.origin)
-        });
+        body: claudeMsgTemplate(message.origin, message.context)
+    });
 
         if (!resp.ok) {
             throw new Error(`请求失败: ${resp.status} ${resp.statusText} body: ${await resp.text()}`);

diff --git a/entrypoints/service/common.ts b/entrypoints/service/common.ts
@@ -22,7 +22,7 @@ async function common(message: any) {
         const resp = await fetch(url, {
             method: method.POST,
             headers,
-            body: commonMsgTemplate(message.origin)
+            body: commonMsgTemplate(message.origin, message.context)
         });
 
         if (!resp.ok) {
@@ -37,4 +37,4 @@ async function common(message: any) {
     }
 }
 
-export default common;
+export default common;
diff --git a/entrypoints/service/coze.ts b/entrypoints/service/coze.ts
@@ -16,7 +16,7 @@ async function coze( message: any) {
     const resp = await fetch(url, {
         method: method.POST,
         headers: headers,
-        body: cozeTemplate(message.origin)
+        body: cozeTemplate(message.origin, message.context)
     });
 
     if (resp.ok) {

diff --git a/entrypoints/service/custom.ts b/entrypoints/service/custom.ts
@@ -13,7 +13,7 @@ async function custom(message: any) {
     const resp = await fetch(config.custom, {
         method: method.POST,
         headers: headers,
-        body: commonMsgTemplate(message.origin)
+        body: commonMsgTemplate(message.origin, message.context)
     });
 
     if (resp.ok) {
@@ -25,4 +25,4 @@ async function custom(message: any) {
     }
 }
 
-export default custom;
+export default custom;
diff --git a/entrypoints/service/deepseek.ts b/entrypoints/service/deepseek.ts
@@ -15,8 +15,8 @@ async function deepseek(message: any) {
         const resp = await fetch(url, {
             method: method.POST,
             headers,
-            body: deepseekMsgTemplate(message.origin)
-        });
+        body: deepseekMsgTemplate(message.origin, message.context)
+    });
 
         if (!resp.ok) {
             throw new Error(`翻译失败: ${resp.status} ${resp.statusText} body: ${await resp.text()}`);
@@ -30,4 +30,4 @@ async function deepseek(message: any) {
     }
 }
 
-export default deepseek;
+export default deepseek;
diff --git a/entrypoints/service/gemini.ts b/entrypoints/service/gemini.ts
@@ -15,7 +15,7 @@ async function gemini(message: any) {
     const resp = await fetch(url, {
         method: method.POST,
         headers: {'Content-Type': 'application/json'},
-        body: geminiMsgTemplate(message.origin),
+        body: geminiMsgTemplate(message.origin, message.context),
     });
     if (resp.ok) {
         let result = await resp.json();

diff --git a/entrypoints/service/grok.ts b/entrypoints/service/grok.ts
@@ -20,8 +20,8 @@ async function grok(message: any) {
         const resp = await fetch(url, {
             method: method.POST,
             headers,
-            body: commonMsgTemplate(message.origin)
-        });
+        body: commonMsgTemplate(message.origin, message.context)
+    });
 
         if (!resp.ok) {
             throw new Error(`翻译失败: ${resp.status} ${resp.statusText} body: ${await resp.text()}`);
@@ -35,4 +35,4 @@ async function grok(message: any) {
     }
 }
 
-export default grok; 
+export default grok; 
diff --git a/entrypoints/service/infini.ts b/entrypoints/service/infini.ts
@@ -16,7 +16,7 @@ async function infini(message: any) {
     const resp = await fetch(`https://cloud.infini-ai.com/maas/${model}/nvidia/chat/completions`, {
         method: method.POST,
         headers: headers,
-        body: commonMsgTemplate(message.origin)
+        body: commonMsgTemplate(message.origin, message.context)
     });
 
     if (resp.ok) {

diff --git a/entrypoints/service/minimax.ts b/entrypoints/service/minimax.ts
@@ -17,7 +17,7 @@ async function minimax(message: any) {
     const resp = await fetch(url, {
         method: method.POST,
         headers: headers,
-        body: minimaxTemplate(message.origin)
+        body: minimaxTemplate(message.origin, message.context)
     })
     if (resp.ok) {
         let result = await resp.json();
@@ -30,4 +30,4 @@ async function minimax(message: any) {
 }
 
 
-export default minimax;
+export default minimax;
diff --git a/entrypoints/service/newapi.ts b/entrypoints/service/newapi.ts
@@ -30,7 +30,7 @@ async function newapi(message: any) {
         const resp = await fetch(url, {
             method: method.POST,
             headers,
-            body: commonMsgTemplate(message.origin)
+            body: commonMsgTemplate(message.origin, message.context)
         });
 
         if (!resp.ok) {
@@ -50,4 +50,4 @@ async function newapi(message: any) {
     }
 }
 
-export default newapi;
+export default newapi;
diff --git a/entrypoints/service/tongyi.ts b/entrypoints/service/tongyi.ts
@@ -16,7 +16,7 @@ async function tongyi(message: any) {
     const resp = await fetch(url, {
         method: method.POST,
         headers: headers,
-        body: tongyiMsgTemplate(message.origin)
+        body: tongyiMsgTemplate(message.origin, message.context)
     });
 
     if (resp.ok) {

diff --git a/entrypoints/service/yiyan.ts b/entrypoints/service/yiyan.ts
@@ -23,7 +23,7 @@ async function yiyan(message: any) {
     const resp = await fetch(url, {
         method: method.POST,
         headers: {'Content-Type': 'application/json'},
-        body: yiyanMsgTemplate(message.origin)
+        body: yiyanMsgTemplate(message.origin, message.context)
     });
 
     if (resp.ok) {
@@ -67,4 +67,4 @@ async function getSecret() {
     } else throw new Error(res.error_description || '文心一言获取 token 失败');
 }
 
-export default yiyan;
+export default yiyan;
diff --git a/entrypoints/service/zhipu.ts b/entrypoints/service/zhipu.ts
@@ -28,7 +28,7 @@ async function zhipu(message: any) {
     const resp = await fetch(urls[services.zhipu], {
         method: method.POST,
         headers: headers,
-        body: commonMsgTemplate(message.origin)
+        body: commonMsgTemplate(message.origin, message.context)
     });
 
     if (resp.ok) {