Podolite
碳磷灰石
🗣️ 情景例句
What is your cancellation policy?
我怎么退票？
Our foreign trade policy has always been based on equality and mutual benefit and exchange of needed goods.
我们的对外贸易政策一向是以平等互利、互通有无为基础的。
Future historians will be in a unique position when they come to record the history of our own times.
未来的历史学家在写我们这一段历史的时候会别具一格。