Phenylmalonate
苯丙二酸
🗣️ 情景例句
We have to advance the building of the new school.
我们必须促进新学校的建设。
Laugh before breakfast you'll cry before supper.
乐极生悲。
'But it isn't perfume,' I said.'It's hair gel. '
“不，这不是香水，”我说，“是发胶。