2. He has a particular assistant to deal with the
troubling visitors on behalf of him.

他有一个专门的助手代表他来处理那些令人烦恼的来访者。
3. Nevertheless, looking back on the past year, we see
troubling indications that China's momentum towards reform has begun to slow.

然而,回顾过去一年,我们看到了一些令人不安的迹象,显示中国的改革势头已开始放缓。