Forepump
前置真空泵, 预抽真空泵
🗣️ 情景例句
I'd like that.
我很乐意。
Don't you get it?
你懂不懂啊？
The parquet floors shone like mirrors; highly polished silver was displayed in gleaming glass cabinets; even my uncle's huge collection of books was kept miraculously free from dust.
镶木地板洁如明镜，擦得发亮的银器陈列在明亮的玻璃柜里，连姑夫的大量藏书也保存得很好，奇迹般地一尘不染。