Primers
n. 底漆( primer的复数形式 ); 打底剂; 火帽; 雷管
🗣️ 情景例句
I guess we'll have to exchange it, too.
我想我们还得去换一件。
I ask him to take this medicine.
我要求他吃药。
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延，飞机航班可能因恶劣天气而取消，唯有火车必然是准点的。