Minipump
小型真空泵, 微型真空泵
🗣️ 情景例句
He has no command over himself.
他不能克制自己。
My salary doesn't keep up with inflation.
我的工资跟不上通货膨胀。
Not too bad.I think I passed in English and Mathematics.
不算太坏，我想我的英语和数学及格了。