wind-direction shaft

例句：

1. 1. The wind directionshaft helps to determine the direction of the wind.
   风向轴有助于确定风的方向。
2. 2.The wind direction shaft is crucial for predicting weather patterns.
   风向轴对于预测天气模式至关重要。
3. 3. The wind direction shaft was installed at the top of the building to measure the wind speed.
   风向轴安装在建筑物顶部，用于测量风速。