difficult problem

例句 (10)

• Solving this equation proved to be a difficult problem for the students.解这个方程对学生来说是个困难的问题。
• Climate change is a difficult problem that requires global cooperation.气候变化是一个需要全球合作的困难问题。
• The manager faced a difficult problem regarding employee scheduling.经理在员工排班方面面临一个困难的问题。
• Engineers are working hard to resolve a difficult problem with the engine.工程师们正在努力解决引擎的一个困难问题。
• Deciding how to allocate the limited funds is a difficult problem.决定如何分配有限的资金是一个困难的问题。
• We are confronted with a difficult problem that has no easy answer.我们面临着一个没有简单答案的困难问题。
• Finding affordable housing has become a difficult problem for many families.寻找负担得起的住房已成为许多家庭的困难问题。
• Negotiating a peace treaty remains a difficult problem for the diplomats.谈判和平条约对外交官来说仍然是一个困难的问题。
• She explained the solution to the difficult problem on the blackboard.她在黑板上解释了这个困难问题的解法。
• Homelessness is a difficult problem affecting cities worldwide.无家可归是影响全世界城市的困难问题。