查词义 → 听视频例句 → 跟读
英语单词
acid
C1英 /ˈæsɪd/美 /ˈæsɪd/
adjective
酸
that contains acid or has the essential characteristics of an acid; that has a pH of less than seven
noun
酸
a chemical, usually a liquid, that contains hydrogen and has a pH of less than seven. The hydrogen can be replaced by a metal to form a salt. Acids usually have a bitter sharp taste and can often burn holes in or damage things they touch.
在真实视频里记住 acid
LingoTube 把 TED / YouTube 视频变成逐句双语精读课:字幕随视频同步,点任意单词看释义和发音,收藏进生词本用间隔重复记牢。
查看免费课程 →
