Keldyshite
硅钠锆石
🗣️ 情景例句
That's a good question, Robbie.
这是个好问题， Robbie。
You have no goats, and yet you sell kids.
你虽无老山羊，却出卖小山羊。
Jim, what day is it today?
吉姆，今天星期几了？