puzzle
v.1(使)迷惑,（使）为难：His recent behavior puzzles me.他最近的行为使我迷惑不解.//I'm puzzled about the situation.我对形势感到迷惑不解.2.（使）苦思：I've been puzzling my head over this problem for weeks.这个问题我已经苦思了好几个星期了.
n.1.[C]智力测验,智力玩具,谜：He shows a great interest in crossword puzzles.他对纵横填字游戏兴趣很大.2.[sing]难题,令人费解的事（或人）：Their reason for doing it is still a puzzle to me.他们为什么干那件事对我仍然是个谜.//I was in a puzzle as to what to do next.我不知道下一步该做什么.
puzzle out 苦苦思索而弄清楚（或解决）：She puzzled out the algebra problem.他终于想出了那道代数题的答案.
