Transactinide
a. 超锕系元素的,锕系后元素的
🗣️ 情景例句
when it's very cold out.
冬天外面很冷的时候。
The farmers are the founders of civilization and prosperity.
农民是文化和繁荣的奠基者。
How could we do that?
怎么说呢？