stiff paste

例句：

1. 1.The old man is quite stiff in his old age.
   这位老人年纪大了，变得很固执。
2. 2.The car was stiff when it started.
   这辆车发动起来很僵硬。
3. 3. She's very stiff with her colleagues.
   她对同事很固执。