immune to both soft and hard tactics [cajolery and coercion]; neither enticed by the carrot nor brow-beaten by the stick; neither listen to reason nor bow to force; yield to neither the carrot nor the club [stick]
Example Sentences:
1.
Dinitz was so impervious to personal appeals as he had been impenetrable in the face of official approaches . 迪尼茨软硬不吃，个人劝说无动于衰，公事公办也无济于事。
