air-speed gauge

例句：

1. 1.The air-speed gauge shows the wind speed at the airport.
   空气速度计显示了机场的风速。
2. 2.The pilot used the air-speed gauge to adjust his altitude.
   飞行员使用空气速度计来调整他的飞行高度。
3. 3. The air-speed gauge is an essential tool for pilots during takeoff and landing.
   空气速度计是飞行员起飞和降落时必不可少的工具。