Kischtomite
(=kyshtymoparisite)褐氟碳酸铈矿
🗣️ 情景例句
It's almost lunchtime, and no fish yet.
差不多到午餐时间了， 还没钓到鱼。
How far is it to the university?
它离大学多远？
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
不久，一架直升飞机飞抵飞机失事现场，来搭救这几个幸存者。