Propionylcholine
[化] 丙酰胆碱
🗣️ 情景例句
I understand you used to be in the construction business,
听说你过去从事建筑业
When I'm going to buy a TV set next time, I'll buy a console model.
下次买电视机的时候，我买叫大屏幕的。
But just before the competition closed,
但就在竞赛截止时间将到之际，