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
Change the light bulb, it's burnt out.
换一个灯泡吧，它烧坏了。
Pat's results are in agreement with the textbook experiment.
柏德获得的实验结果和课本一致。
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。