low pressure stage

例句：

1. 1.The low pressure stage is when the atmosphere is at its lowest point.
   低压阶段是大气最低点的时候。
2. 2.During the low pressure stage, there is less wind and more rain.
   在低压阶段，风力较小，雨量较多。
3. 3. The weather forecast indicated that we would be entering a low pressure stage soon.
   天气预报显示，我们很快将进入低压阶段。