C14
[医] 碳14, 放射性同位素碳(原子量14)
🗣️ 情景例句
This must be Pete's barn.
这一定是Pete的粮仓了。
What now?
现在要怎样？
I have to raise some issues which may be embarrassing.
我必须提出一些比较尴尬的问题。