在夏令营中，这个男孩学会了处理各种各样的困难。
In the summer camp, the boy learned to manage all kinds of difficulties.
我们前进道路上还会遇到许多可以预料和难以预料的困难，面临各种各样的严峻挑战。
There will still be many predictable and unpredictable difficulties and various severe challenges on our road ahead.
各种各样的信息来源造成统计工作上的困难。
The variety of information sources makes compiling statistics a difficult task.
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