Struverite
钛铌钽矿, 钽金红石
🗣️ 情景例句
Hi. How was lunch?
嗨 。午餐怎么样？
You're always mixing me up with my twin sister!
你老是把我和我的孪生姐姐搞混!
Look at Mr Thin. He was poor. He didn't have much money.
瞧瘦先生。他很穷。他没有很多钱。