Piperonylacetone
[化] 胡椒基丙酮
🗣️ 情景例句
Well, I've got to run, Dad.
嗯， 我得赶紧走了， 爸爸。
Cut short the nonsense and return to one's muttons.
闲话少说，言归正传。
5 What makes you feel that you are doing well?
5。是什么使你感到自己干得不错？