Lanthanon
[机] 南山酮, 马樱酮, 镧系元素
🗣️ 情景例句
Brown was friendly and easy-going.
布朗待人友善。
When do you leave?
你何时起程？
Yes. You should never keep fish in a small round bowl.
错不了。你绝不能把鱼养在一个小圆缸里。