Sentence navigation
Jump to any caption or move to the previous and next sentence.
逐句定位
点击字幕精确跳转，也可快速切换上一句和下一句。
Listen closer. Learn faster.
听懂技术英语，不再反复拖进度条
Turn technical videos into focused English practice.
EngABC adds bilingual captions, sentence navigation, looping, speed controls, caption search, and word definitions to YouTube videos with English captions.
把技术视频变成高效的英语精听材料。
EngABC 为带英文字幕的 YouTube 视频提供双语字幕、逐句定位、单句循环、变速播放、字幕搜索和单词释义。
EngABC captions
Every breakthrough starts with a better question.
每一次突破，都始于一个更好的问题。
Built for deliberate listening
Keep the video, captions, and controls together so you can focus on the language.
为精听而设计
视频、字幕与精听控制集中在同一视野，减少来回操作。
Loop and speed
Repeat one sentence and slow down difficult passages.
循环与变速
单句循环难点内容，并用适合自己的速度反复精听。
Bilingual captions
Read English with Simplified Chinese when a translated track is available.
双语字幕
在翻译轨道可用时同步显示英文和简体中文。
Caption search
Find a phrase in English or Chinese without losing your place.
字幕搜索
搜索英文或中文片段，播放时保持当前搜索位置。
Word help
Choose an English word to view its Chinese definition and hear local speech.
单词释义
选择英文单词查看中文释义，并使用浏览器本地发音。
Local-first
Caption processing and playback controls stay in your browser.
本地优先
字幕处理与播放控制均在浏览器中完成。
Made for videos that already have English captions
EngABC does not perform speech transcription. Caption availability and Chinese translation depend on the tracks and services available for each YouTube video.
适用于已有英文字幕的视频
EngABC 不提供语音转写。英文字幕和中文翻译是否可用，取决于每个 YouTube 视频提供的字幕轨道及相关服务。