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
Eight o'clock.
八点钟。
In my opinion,that's an excellent idea.
按照我的意见,那是一个极好的想法。
The development of the modern beehive in 1851 made it possible to design experiments to research the language of honey bees.
1851年现代蜂箱研制出来后，这才有可能来设计实验，研究蜜蜂的语言。