Definition
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problem
A problem is a situation, matter, or person that is difficult to deal with or understand.
问题是一个难以处理或理解的情况、事务或人。
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I need to find a solution to this math problem.
我需要找到这个数学问题的解决方案。
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She faced a big problem when her car broke down.
她的车坏了,面临了一个大问题。
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They are trying to solve the problem of traffic congestion in the city.
他们正在努力解决城市交通拥堵的问题。