Mendeleyevite
钙铌钛铀矿
🗣️ 情景例句
Not until recently.
最近才考虑到。
You've got to do something.
你一定要想办法。
A woman in jeans stood at the window of an expensive shop.
一位穿着牛仔裤的妇女站在一家高档商店的橱窗前。