【构成的语块】

in a/the dilemma 处于两难

a way out of the dilemma 摆脱困境的办法

to face a dilemma 面临左右为难的困境

to be in a dilemma 处于进退两难的境地

to pose a difficult dilemma for teachers 让教师为难

be caught in a dilemma

be faced with a dilemma

to confront a dilemma

to see no way of resolving this moral dilemma 想不出解决这种道德上两难的办法

【经典例句】

The fundamental dilemma remains: in a tolerant society, should we tolerate intolerance? 基本的矛盾是：早宽容的社会里，我们应不应该容忍狭隘？

He was faced with the dilemma of whether or not to return to his country. 要不要回国，他进退两难。（使用介词with）

She was in a dilemma as to whether to stay in school or get a job. 是继续上学还是找工作，她处于左右为难的局面。（使用了介词as to）

She was in a dilemma over staying in her tiny apartment or taking the time and trouble to move. 她左右为难，不知是继续住在她那小套间里，还是不辞辛劳、花费时间去搬家。（使用了介词over）

The issue raises a moral dilemma. 这个问题引发了一个道德上的两难抉择。

The dilemma arises when a doctor has to decide whether or not to prescribe an expensive treatment. 医生必须决定是否开昂贵处方，这是一个两难的决定。