Depinker
(加入汽油的)抗爆剂, 抗震剂
🗣️ 情景例句
Richard, did you go to the aerobics class, really? Richard
你真的上了有氧运动课吗？
He sketched his own part in the affair.
他概述了自己在此事中的作用。
How many different models of this do you offer?
这个你们有多少种不同的型式。