Vacuum pump oil
[化] 真空泵油
🧩 词语组成解析
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;
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
first we need to know some references.
首先我们得知道你们有哪些备询人。
It's not gonna work.
行不通的啦！
How are you getting on with your English lessons?
你的英语课学得怎么样了？