Oil diffusion pump
[化] 油扩散泵
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
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
And the show will help promote it.
而这次展览会有利于促销它。
And also hope you will be able to make unique contribution to the economy of both countries.
同时期望你们为中美两国经济做出卓越的贡献。
If it were severe, they all fell.
如果地震剧烈，所有的木棒都会倒下。