Labeled atom
[化] 标记原子; 示踪原子
🧩 词语组成解析
labeled
['leibld]
[医]标记的，示踪的;
🗣️ 情景例句
How long will this letter take to get there?
这封信需要多长时间到那儿？
I forgot what I was gonna say.
我忘了要说什么了。
I've just had a cup, thank you.
我刚喝了一杯，谢谢。