Coarse vacuum pump
[化] 低真空泵
🧩 词语组成解析
coarse
[kɔrs]
adj. 粗鄙的;粗糙的;粗野的;粗制滥造的;
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
His popularity has soared thanks largely to his TV appearances.
由于经常出现在电视上，他的知名度日趋上升。
I will go out with him is he asks me.
我会和他出去，假如他要求我的话。
and to exercise such initiative as falls within their sphere,
在各自的工作范围内发挥主动性，