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
I put them in my tuxedo--
我将它们放在我礼服的口袋,
He has never been out of China, so he is very excited about liveing abroad.
他以前从未出过国,因此对出国很兴奋。
The World Trade Center, an office building for over 1200 firms employing about 50,000 people, is even higher at 411 metres.