困难的；费劲的；难懂的；艰难的；难对付的；有问题的；难以取悦的；挑剔的短语搭配
difficult time困难时刻, 艰难时刻
difficult to难以
most difficult最困难；最难；最艰难
difficult problem难题
difficult situation困难局势；困难局面；困难状况
difficult task艰巨的任务
difficult position困境
difficult question难以回答的问题；困难的问题
difficult thing困难的事
difficult terrain道路崎岖；崎岖的道路；险要的地形
difficult choice困难的抉择
difficult subject最难的科目；难题
difficult people棘手的人；困难群众；麻烦人
difficult undertaking困难的任务
difficult relationship关系棘手；难处的关系；关系紧张
difficult struggle艰苦斗争；艰难斗争；艰难的斗争
difficult test困难的测试；困难的检测；困难的测验
difficult dilemma艰难的困境
serious and difficult严肃而深奥；严重且苦难；棘手的
difficult climb艰难的攀爬；艰难的爬
