Chlorapatite
氯磷灰石
🗣️ 情景例句
That's nothing at all.
不用客气。
It's a beautiful country with many large lakes.
这个国家很美，它有很多湖泊。
In 1898 a law was passed which meant that all people above a certain age were paid a weekly old-age pension.
1898年通过了一项法令，规定一定年龄以上的人全都可以按周领取"老年养老金。