Umbellulone
[化] 加州月桂酮\\n[医] 伞桂酮
🗣️ 情景例句
Know what I'm saying?
知道我在说什么吗？
This is a rather old house. It needs painting.
这房子挺旧的，得刷一下才行。
Aren't you concerned about it?
难道你不担心吗？