Original · English
If the sample size is small, the estimated mean may not represent the population.
A lower error does not necessarily imply a better model when the validation data overlap with the training data.
Mango · Bilingual reading for Mac
Another language.
The same page.
Read papers and documents with the original beside the translation. Move through the text at your own pace, and return to what you have already translated.
让原文与译文并排呈现。逐段读懂论文与文档，也能随时回到已翻译的内容。
Mac App Store release in preparation. 正在准备 Mac App Store 首发，尚未开放商店下载。
macOS 26+Apple silicon
PDF · Markdown · TXTLocal documents / 本地文档
English · 简体中文Interface languages / 界面语言
Keep context close. 对照着读，不丢上下文。
Bilingual reading example · Illustrative text, not an app screenshot / 双语文本示例，非应用截图
Translation · 简体中文
如果样本量较小，估计的均值可能无法代表总体。
当验证数据与训练数据重叠时，较低的误差不一定意味着模型更好。
An original example about statistical reasoning. Actual translations depend on the selected service. / 原创统计学示例；实际译文取决于所选翻译服务。
01
Your documents, side by side.
Open local PDFs, Markdown and text files. Choose original, bilingual or translated reading. Keep PDF pages in view and render Markdown lists and formulas.
打开本地 PDF、Markdown 与文本文件，在原文、对照和译文模式之间切换。保留 PDF 原页，显示 Markdown 列表和公式。
02
Choose how to translate.
Use macOS System Translation with installed language resources, or configure a Chat Completions compatible service with your own Base URL, API key and model. Supported model services can also explain terminology.
使用已安装语言资源的系统翻译，或自行填写 Base URL、API Key 和模型，连接兼容服务。支持的模型服务还可解释专业术语。
03
Continue where you left off.
Translate a section or continue a document. Mango saves translations locally and restores matching cached results when you return.
翻译单段，或继续未完成的全文。本机保存译文，下次打开时恢复与当前配置匹配的缓存。
Before you begin
Requires an Apple silicon Mac running macOS 26 or later. System language availability varies; “Prefer High Quality” may fall back to standard translation. Scanned PDFs need a text layer; OCR is not included.
Custom services process the text you choose to send under their own policies. Their API fees are separate; Mango does not include model credits.
开始前了解
需要 Apple silicon Mac 和 macOS 26 或更高版本。系统语言支持因环境而异，“优先高质量”可能回退。扫描 PDF 需要已有文本层，本版不含 OCR。
自定义服务按各自政策处理你选择发送的文本，API 费用由服务商另行收取；Mango 不包含模型额度。