Has a good practical knowledge of British law.

具有丰富实用的英国法律知识。

You are supposed to take the practical knowledge seriously.

你应该认真对待这些实用的知识。

My granddaughter regretted not spreading practical knowledge.

我的外孙女后悔没有传播实用的知识。

We didn't have much practical knowledge till we went to Hamburg.

在去汉堡之前我们没有很多实战知识。

My theoretical and his practical knowledge together could not have failed.

我的理论知识和他的实践经验加在一起，不会不起作用。