in a dilemma
1. 进退两难
She was in a dilemma as to whether to go or stay.
去还是留, 她真是左右为难。
习惯用语be in a dilemma1.左右为难be on the horns of a dilemma1.左右为难place sb. in a dilemma1.使某人处于进退两难的境地put sb. in a dilemma1.使人左右为难; 使人进退两难put sb. into a dilemma1.使人左右为难; 使人进退两难