Pentoic acid
[化] 戊酸
🧩 词语组成解析
🗣️ 情景例句
The bright young man can get ahead quickly in the tourist industry.
这位聪明的年轻人在旅游世界很快获得成功。
You really don't have anything to apologize for.
你真的没什么可道歉的。
He set up a fine example to all of us.
他为我们树立了一个好榜样。