Transactinide
a. 超锕系元素的,锕系后元素的
🗣️ 情景例句
It is. That's why we bought it for you.
是的。这就是我们买给你的原因。
I'm writing to a friend of mine in South American.
我在写信给一个美国南部的朋友。
I was angry because they were late.
我生气，因为他们迟了。