单词音标：
【音标】 [di'gri:'dei]
汉语翻译
n. 度-日英语解释：
名词 degree-day:
- the day on which university degrees are conferred同义词：commencement day, degree day
- a unit used in estimating fuel requirements for heating a building同义词：degree day
详细解释：
de.gree-day
n.（名词）A unit of measurement equal to a difference of one degree between the mean outdoor temperature on a certain day and a reference temperature, used in estimating the energy needs for heating or cooling a building.度-日：一测量单位，等于某一天户外温度的平均值和一参照温度之间一度的差别，用来估计加热或冷却一座建筑物所需要的能量
