4. 他们经常拜访他们的中国朋友的翻译：4. they often visited their Chinese friends 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

They often visit their Chinese friends

4. they often visited their Chinese friends

4. They visit them frequently the Chinese friends

4.- they frequently visit their Chinese friends

4. they often visited their Chinese friends