Vibrin
聚酯树脂
🗣️ 情景例句
I sold your father that house seventeen years ago.
十七年前我把那栋房子卖给你父亲的。
We tried in vain to make him change his mind.
我们试图使他改变他的主意，但白费力气。
When did you come to China?
你什么时候来到中国？