P-methylacetophenone
[化] 对甲基苯乙酮
🗣️ 情景例句
He gives his harness bells a shake
摇动， 绳上的铃铛
I enclosed some photographs in my letter.
我在信封里装了一些相片。
I'd like to give you one of our new catalogs.
我们有新目录想给你