Mercury diffusion pump
[化] 水银扩散泵
🧩 词语组成解析
Mercury
['mɝkjəri]
n. [化]汞，水银;[天]水星;温度表;精神，元气;
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 what sort of job?
哪一类的工作？
Two ears to one tongue, therefore hear twice as much as you speak.
两只耳朵对一舌，故应多听而少说。
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。