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
and then I asked myself,
然后我问自己，
Your English is very good.
你的英语很好。
I'm very glad to hear that.
很高兴听你这样说。