Mendelyeevite
(=mendeleevite)钙铌钛铀矿
🗣️ 情景例句
What do you want to do after breakfast?
早餐后你想做什么？
Do you ever learn Chinese during the holidays?
你曾经在假日期间学中文吗？
I've been working at a meat factory for about two months now.
大约两个月来，我一直在一家肉厂干活。