Rectifying valves
[医] 整流管
🧩 词语组成解析
[化] 精馏; 精馏过程
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
You're welcome.
不用谢
This professor has put all of his students to sleep except two.
这位教授使得除了两人以外的所有学生都入睡了。
Hello, Wei Hua! Nice to meet you.
魏华，见到你也很高兴！