1. What makes the problem thornier is that the usual time-management techniques don't seem sufficient. 让这个问题更加棘手的是：通常的时间管理技巧似乎不够用了。
2. Thequestion of respect is, perhaps, alittle thornier. 说到尊敬这个问题就有点棘手了。
3. This issue is at present thornier, hope authority is great help! 目前这个问题比较棘手，希望大家多多帮忙！
4. In the countryside, the prospect of a wave of expiring land-use rights could prove even thornier. 在农村，一波土地使用权到期的前景可能被证明更加棘手。
5. Until now, it has overseen names and performed some other tasks, but has had little involvement in the Internet's thornier issues. 直到现在，互联网域名与号码分配机构主要在监管名称、和其他一些任务，很少插手互联网比较棘手的问题。
