n.问题；疑难问题；习题；引起麻烦的人adj.成问题的；难处理的；关于社会问题的； 变形： 复数：problems 双语释义：n.(名词)[C]问题,疑难问题 a difficulty that needs attention and thought[C]思考题,讨论题 a question, especially connected with numbers, facts, etc., for which an answer is needed英英释义： problem[ 'prɔbləm ]n.a s