在接下来的几个世纪里，在整个罗马帝国以及在中东和北欧边界以外的地方建造了越来越复杂的水力发电厂。
In the following centuries, increasingly sophisticated waterpower mills were built throughout the Roman Empire and beyond its boundaries in the Middle East and northern Europe.
在接下来的几个世纪里，在整个罗马帝国以及在中东和北欧边界以外的地方建造了越来越复杂的水力发电厂。
In the following centuries, increasingly sophisticated waterpower mills were built throughout the Roman Empire and beyond its boundaries in the Middle East and northern Europe.
应用推荐