Forepump
前置真空泵, 预抽真空泵
🗣️ 情景例句
And your name is ...?
请问你的名字是……？
He who overcomes his anger subdues his greatest enemy.
克制火气就是克制强敌。
He believed that everyone should be prepared to do heavy work, from the leaders to the poorest peasants.
他认为从领袖到最穷苦的农民，每个人都该乐于从事重体力劳动。