vacuum pump的用法和樣例：
例句
用作名詞 (n.)
- The theory of the vacuum pump is actually very simple.
真空泵的原理其實(shí)很簡(jiǎn)單。 - In addition, you can quickly cool the firing chamber using the vacuum pump.
此外還可以用真空泵迅速給焙燒室降溫。
