Hydrogen atom
氢原子
🧩 词语组成解析
🗣️ 情景例句
Play it cool.
做事要冷静。
The more noble, the more humble.
越高尚，越谦虚。
First of all, it's been improved. And it's bigger, although it's more expensive.
首先，它已作了改进。而且机子较大，尽管价格贵些。