翻译英语,去年他来中国之前他已经参观了许多国家

问题描述:

翻译英语,去年他来中国之前他已经参观了许多国家

He has visited a lot of countries before China.

Prior to China, he has visited many other countries.

He had visited many countries before he came to China last year

He had visited many countries befor he came to China last year.