Zerkelite
钛锆钍矿
🗣️ 情景例句
How many courses are you taking this semester?
这学期你选了多少课？
Janet winked at her boy friend.
珍妮向男朋友眨眨眼。
Thanks. I think we have everything. Thank you for having us.
多谢。我想我们没忘记什么东西。