Hahnium
n. 〈化〉第105号元素
🗣️ 情景例句
We haven't had any complaint of this kind. Is there any evidence.
我们还从未听过这样的抱怨。有什么证据呢？
It's a pain in the neck.
这真是苦不堪言。
This is a standard size.
这是标准尺寸。