Pentenedioic acid
[化] 戊烯二酸
🧩 词语组成解析
🗣️ 情景例句
I think you are getting off the subject. Could we get back to the main point, please?
我觉得你跑题了。 我们能不能回到主题上来？
Diligence is the mother of good fortune.
勤勉是好运之母。
It's nine forty.
九点四十了。