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
Oh, I'm so happy, Harry!
噢， 我太高兴了， Harry！
He'e never really made it as an actor.
他当演员从未有所成就。
The secret lies in the title of the book which he wrote about his early life, The story of my experiments with truth.
秘密在于他写的那本关于他自己早期生活的《我体验真理的故事》一书。