Vacuum system
[医] 排出式通风系统
🧩 词语组成解析
🗣️ 情景例句
Well, did you do any fishing?
你们钓了鱼吗？
It was so cold the car wouldn't start.
天冷得汽车的引擎都无法发动了。
At that time, however, she was not only the largest ship that had ever been built, but was regarded as unsinkable,
当时，这艘轮船不仅是造船史上建造的最大的一艘船，而且也被认为是不会沉没的。