Vacuum ultraviolet
[化] 真空紫外; 真空紫外区
🧩 词语组成解析
🗣️ 情景例句
My mother doesn't mind who comes to stay, she's very easy-going.
我母亲不在乎有什么人来往，她十分随和。
The plane has crashed.
飞机失事了。
Please give us your proposal if you're ready for that.
如果你们愿意做合资经营，请提出你的方案。