standard temperature

例句：

1. 1. The temperature in the room is 20 degrees Celsius.
   房间里的温度是20摄氏度。
2. 2. The standard temperature for this region is 25 degrees Celsius.
   该地区的标准温度是25摄氏度。
3. 3.The temperature has dropped significantly since last week.
   自上周以来，温度已经显著下降。