plutonium
n[U]
(chemistry 化) artificially produced radioactive metallic element, derived from uranium and used in nuclear reactors and nuclear weapons 金不. =>App 10 见附录10.
🗣️ 情景例句
A piece of chewing gum stuck to my shoe.
一片口香糖粘在我的鞋上。
They will miss him very much when he leaves home for the first time.