发汗

例句：

1. 1. He felt too hot and started to sweat.
   他感到太热了，开始出汗。
2. 2. The heat made her want to perspire profusely.
   炎热让她想大量出汗。
3. 3. Sweat is a natural way for the body to cool down.
   出汗是身体自然降温的方式。