他们认为手机可以为他们提供便利的翻译：They said that mobile phones can provide them with convenience 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 believe that mobile phones can provide them with convenience

They said that mobile phones can provide them with convenience

They thought the handset may provide the convenience for them

They believe that mobile phones can provide them with convenient

They said that mobile phones can provide them with convenience