Paragearksutite
副钙铝氟石
🗣️ 情景例句
Does this car have good fuel economy?
这种车省油吗？
It is right to put everything in its proper use.
凡事都应该用得其所。
But it is also used very widely as a foreign language in many other countries in the world.
然而在世界上其他许多的国家英语也被当作一门外语广泛地使用。