Lanthanides
高中 Senior High镧族稀土元素, 镧系元素
🗣️ 情景例句
that the animal shelter is so careful
动物收容所需要如此小心
Business neglected is business lost.
玩忽事业等于丢失事业。
plunges and screams every time a man approaches,
每当有人走近它时，就会向前猛冲并发出尖叫，