wind chill factor (also windchill factor)

• 1. 

  N-SING A wind chill factor is a measure of the cooling effect of the wind on the temperature of the air. 风寒系数

  例：

  Gusty winds combined with a minus 40 temperature created a wind-chill factor of 80 degrees below zero.

  烈风加上零下40度的气温使风寒系数达到了零下80度。