Multishell condenser
[化] 多壳式冷凝器
🧩 词语组成解析
🗣️ 情景例句
What number are you trying to dial?
你要的电话是什么号码？
In college I majored in science, What was your major?
大学时我主修自然科学，你主修什么呢？
Hello. You must be Dr Yang. How do you do? My name's David Lee.
嗨。你一定是杨博士吧。您好！我是大卫·李。