Labelled atom
[化] 标记原子; 示踪原子
🧩 词语组成解析
a. 贴上标签的
🗣️ 情景例句
are going to have a wonderful, romantic weekend!
将度过一个美妙浪漫的周末！
Let's hear it.
说来听听。
Today, although the old Galileo lives on in many popular writings,
今天，虽然已故的伽利略继续活在许多通俗读物中，