Monoprop
丙酸
🗣️ 情景例句
we are gathered here today
我们今天聚集在这，
Ready money is a ready medicine.
现钱等于成药。
As the play draws to its close, they wonder whether they will ever catch that last train home.
当戏快演完时，他们又为是否能赶上末班火车回家而犯愁。