Mobile hydrogen
[化] 流动氢原子
🧩 词语组成解析
🗣️ 情景例句
but he usually managed to squeeze a Sunday in
但是他总会设法挤出星期天，
I will be leaving the hospital in February.
我将在二月份出院。
I didn't know she could swim. Who taught her?
我不知道她会游泳。谁教她的？