degree measure

例句：

1. 1. The temperature in this room is about 20 degrees Celsius.
   这个房间的温度大约是摄氏20度。
2. 2. The sun shines at an angle of about 30 degrees above the horizon.
   太阳在地平线上方约30度角处照耀。
3. 3.The height of the mountain is measured by its altitude in meters.
   这座山的高度通过其海拔高度来测量。