dissipating phlegm for eliminating goiter

例句：

1. 1.The heat dissipated quickly after the rain.
   雨后，热量很快消散了。
2. 2.The dust was dispersing from the air.
   空气中的灰尘正在散去。
3. 3. The medicine will dissipate over time.
   药效会随着时间逐渐消散。