知道在什么场合，什么境界运用什么语言，达到很好的和本国人以及外国人沟通，的翻译：Know in what occasions, what language you use, to nationals and foreigners and good communication, 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

Know under what circumstances, what state what language to use to achieve good communication and nationals and foreigners,

Know in what occasions, what language you use, to nationals and foreigners and good communication,

Knew in any situation, any boundary utilizes any language, achieved very good and the home boy as well as the foreigner communicates,

正在翻译，请等待...

Know in what occasions, what language you use, to nationals and foreigners and good communication,