Leyitron
莱维特朗等离子体装置
🗣️ 情景例句
I think I'm going to have a talk with Mr. Marchetta
我想我要跟Marchetta先生谈谈
Why was only he exempted from work?
为什么只有他不必工作呢？
It's about20,000 kilometres.
大约有20，000公里。