The authorities proved unyielding on one crucial demand.面对这一重大诉求, 当局立场坚定。

His unyielding attitude was that since he had done it, so could everyone.他的态度很坚决：既然他做到了, 别人也能做到。

the troopers, who had to build roads through those unyielding mountains必须在坚实的山中凿石筑路的装甲兵

He sat on the edge of an unyielding armchair, a cup of tea in his hand.他坐在一把结实的扶手椅的椅边上, 手里端着一杯茶。