Pnictide
磷族元素化物
🗣️ 情景例句
With the development of urban construction in recene years, more and more skyscrapers have been set up unceasingly.
随着近年来城市建设的发展，越来越多的摩天大楼不断建起。
He is very hard to handle.
他很难应付。
Are you married or single?
你结婚了吗？