全身僵硬症

例句：

1. 1. He was so stiff that he could hardly move.
   他太僵硬了，几乎动弹不得。
2. 2. The muscles in his arms were stiff from lack of exercise.
   他的手臂肌肉因为缺乏锻炼而僵硬。
3. 3. After the surgery, she had to stay in bed for a few days, feeling quite stiff.
   手术后，她不得不躺在床上几天，感觉非常僵硬。