Radioisotopic purity
[机] 放射性同位素纯度
🧩 词语组成解析
[医]放射性同位素的
🗣️ 情景例句
It's too crowded in the bus. I think I'll have to get off to walk the rest of the way home.
车上太挤了，我想剩下的路我必需下车走路回家。
Nice to meet you.
见到你很高兴。
I'm not sure. Maybe I'll give her some flowers. What about you?
我还不太肯定。也许我送她一些花儿。你呢？