have a wolf by the ears

• v. 进退两难；骑虎难下；处于危境

例句

用作动词 (v.)

1. He found himself in a cleft stick.
   他感到进退两难。
2. This places the enemy on the horns of a dilemma.
   这样才能致敌于进退两难之境地。
3. It's easy to ride a tiger but difficult to get off.
   骑虎难下。