双语输入助手 Bilingual Input

World Babel - Bilingual Input Assistant

Type in Chinese, get English instantly. No copy-pasting, no switching tabs.

World Babel lets you type naturally in Chinese inside any text field on any webpage, then translates it to English (or 7 other languages) with a single keystroke. The translated text replaces your input in-place — no extra windows, no workflow interruption.

**Key Features:**
• In-place translation — Chinese text is replaced with English right where you typed it
• Two professional modes — "Academic Paper" for formal scholarly writing, "Business" for professional communication
• One-key operation — Press Alt+T (⌥T on Mac) to translate instantly
• English polishing — Select existing English text and press Alt+P to make it more natural (Pro)
• Works everywhere — Gmail, Overleaf, LinkedIn, Google Docs, and any webpage with text inputs
• 8 target languages — English, Japanese, Korean, French, German, Spanish, Russian, Arabic
• Undo support — Original text shown in a toast notification, one-click to revert

**Who is it for?**
• Researchers writing papers in English
• Business professionals communicating with international partners
• Students studying abroad
• Anyone who thinks in Chinese but needs to write in other languages

**Free plan:** 30 translations per day
**Pro plan:** Unlimited translations + English polishing

### 中文

World Babel - 双语输入助手

用中文输入，一键变英文。不需要复制粘贴，不需要切换窗口。

在任何网页的任何输入框中，直接打中文，按一下快捷键，中文就地变成英文。写论文、回邮件、聊客户，全程不用离开当前页面。

**核心功能：**
• 原地翻译 — 中文直接替换为英文，无需复制粘贴
• 双模式 — 「学术论文」正式严谨，「商务沟通」礼貌专业
• 一键操作 — Alt+T（Mac 上 ⌥T）即可翻译
• 英文润色 — 选中英文按 Alt+P，让表达更地道（Pro 功能）
• 全网页兼容 — Gmail、Overleaf、LinkedIn、Google Docs 等均可使用
• 8 种目标语言 — 英语、日语、韩语、法语、德语、西班牙语、俄语、阿拉伯语
• 支持撤回 — 翻译后底部提示原文，一键恢复

**适合谁？**
• 写英文论文的科研人员
• 与海外客户沟通的商务人士
• 海外留学生
• 所有用中文思考、需要外语输出的人