stress in ligaments

例句：

1. 1. The stress of the exam has been building up for weeks.
   考试的压力已经持续了几周。
2. 2. She felt a lot of stress when she had to make a presentation in front of her classmates.
   当她需要在同学面前做演示时，她感到了很大的压力。
3. 3. The company is under a lot of stress due to the economic downturn.
   由于经济衰退，这家公司承受了很大的压力。