Janthinite
水铀矿
🗣️ 情景例句
I've invited you here for the weekend to help celebrate.
我邀请你们到这儿来渡周末， 一起庆祝。
Tea, please.
我喝点茶吧。
I know. I can help him with most of his subjects.
我知道。我可以帮助他学习绝大多数科目。