移动设备的有限性、酒店客房缺乏客人可以接受的技术、语言障碍以及不清晰的业务模式，使获取更多的信息变得困难。

Access to further information was a challenge because of limitations of mobile devices, lack of acceptable technology in hotel rooms, language barriers and no clear business model.

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这使本来盈利模式就不清晰的视频网站更难以负担。

This was not a clear profit model video site more difficult burden.

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假如这些人忽视自己的生物钟的模式，非要按照常规时间表作息，就会导致思路不清晰、驾驶不专心等一系列功能性紊乱现象。

However, if he ignores his internal clock and attempts to live on a normal schedule, DSPS can cause difficulty thinking clearly, driving safely, and generally functioning well.

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