The patient's condition was critical and she needed an operation but there was no guarantee that she would survive the anaesthetic; the surgeon was on the horns of a dilemma.
病人情况危急, 因而需要手术, 但又无法保证她是否能经受得住麻醉剂, 外科医生处于进退两难的境地。
The bad weather put us in a dilemma.
糟糕的天气使我们进退两难
Faced with the dilemma, he opted for soldiering on.
面临着进退两难的困境, 他决定顽强地坚持下去。
