The authorities proved unyielding on one crucial opposition demand.

面对反对党这一重大诉求，当局立场坚定。

His unyielding attitude on this subject was that since he had done it, so could everyone.

在这件事上他态度很坚决：既然他做到了，别人也能做到。

...the troopers, who had to build roads through those unyielding mountains.

必须打穿这些硬石山来筑路的装甲兵

He sat on the edge of an unyielding armchair, a cup of tea in his hand.

他坐在一张坚固的扶手椅的椅边上，手里端着一杯茶。