英语翻译
An analysis of our data shows that during overcast conditions,tilting a solar module or sensor away from the zenith reduces the irradiance relative to a horizontal configuration,in which the sensor or module is pointed toward the zenith (horizontal module tilt),and thus receives the highest amount of this isotropically distributed sky radiation.
这句基本没什么专业词.正常翻译应该差不多吧,只是我语法不太好,长难句不太会翻译