Isotope labeling
[化] 同位素标记
🧩 词语组成解析
[经] 贴标签
🗣️ 情景例句
This place is a disgrace.
这地方太丢脸了。
She turns me off.
她使我厌烦。
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。