呼吸短促

例句：

1. 1. He was short of breath after running for a long time.
   他跑了很久后气喘吁吁。
2. 2. She felt short of breath when she climbed the stairs.
   她爬楼梯时感到气短。
3. 3. The doctor prescribed him some medication to help him breathe more easily.
   医生给他开了一些药，让他的呼吸更容易。