Diffusion (vacuum)pump
[化] 扩散泵; 扩散真空泵
🧩 词语组成解析
🗣️ 情景例句
After a good night's sleep, I'll enjoy breakfast even more.
好好睡一觉， 明早吃早餐会更香。
He is in conference.
他正在开会。
They are arguing over who should pay the bill.
他们为谁应该付款而争论不休。