Grayckn.格雷克grayadj.灰色的；暗淡的n.灰色；暗淡v.变灰色；使 ... 变灰色Grayn.格雷(男子名)gray relationship灰色关联gray scale system灰度系统Graystone Collegen.牢房gray - analysis灰色关联分析gray-like image类灰度图gray theory model灰色模型gray-blue cloth灰蓝色布Gray Wren Warblern.灰拱翅莺Gray transforming灰度变换Gray Markov chain灰色马尔可夫链