Radiolabelling
[化] 放射性标记
🗣️ 情景例句
Welcome aboard, Malcolm!
欢迎加入， Malcolm
Beauty, unaccompanied by virtue, is as a flower without perfume.
美而无德犹如花之无香。
Ah, it's just the thing, the very thing!
啊，正合适啦！合适极了！