Lanthanides
高中 Senior High镧族稀土元素, 镧系元素
🗣️ 情景例句
Forget it, accidents happen.
算了吧， 什么都会发生。
Every time the sheep bleats it loses a mouthful.
羊每叫一次，就少吃一口。
Excuse me. What's the time, please?
对不起，请问几点了？