Michaelsonite
复硅锆钡矿
🗣️ 情景例句
I arrived there without any delay.
我顺利抵达。
It is right to put everything in its proper use.
凡事都应该用得其所。
Since the sea covers the greater part of the earth's surface,
既然海洋覆盖着地球的大部分表面，