Prezynogen
[化] 母酶原
🗣️ 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。
I'm afraid you will be late.
我怕你会迟到。
You wouldn't have met her if it hadn't been for him.
如果不是他，你就见不到她。