Methanoic acid
[化] 甲酸
🧩 词语组成解析
🗣️ 情景例句
Sorry, I don't quite understand why...
对不起，我不太理解为什么…
Went on to get his master's degree from harvard.
然后在哈佛大学取得了学士学位。
Oh, dear! said Miss Yang. Are you sure you've lost it?
“哎呀！”杨小姐说，“你肯定你弄丢了？”