Radioactive hydrogen
[医] 放射性氢
🧩 词语组成解析
🗣️ 情景例句
I'll try to squeeze you at 2:30 p.m.
你来如何？我会在下午2点半挤出时间的。
Nothing so bad, as not to be good for something.
塞翁失马，安知非福。
Here's a pen.
这里有笔。