In those days, to make a call, you had to wind a handle at the side of your telephone.

那些日子你要打电话就得转动电话机旁的手柄。

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In those days, to make a call, you had to wind a handle at the side of your telephone. This produced enough electricity to make your call.

那时，你要打电话就得转动电话机旁的摇柄，才会产生足够的电供你打电话。

youdao

But if you can handle some woodworking and fiberglass mending yourself, you could wind up with a real steal.

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As a result, a system using wind and solar has to be built with sufficient system capacity from conventional sources to be handle the system full load without the wind and solar systems.

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