be (caught) between a rock and a hard place
US /bi kɔt bɪˈtwin ə rɑk ænd ə hɑrd pleɪs/
UK /bi kɔt bɪˈtwin ə rɑk ænd ə hɑrd pleɪs/

1.
進退兩難, 左右為難
to be in a difficult situation where you have to choose between two equally unpleasant or undesirable options
:
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I'm between a rock and a hard place; either I take a pay cut or I lose my job.
我進退兩難;要麼接受減薪,要麼失去工作。
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The company found itself between a rock and a hard place when faced with rising costs and declining sales.
面對成本上升和銷量下降,公司發現自己進退兩難。