grayedadj.变灰的动词gray的过去式和过去分词形式.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 foging灰雾Gray tester格雷试验器gray-scale(B型超声波的)灰阶gray-facedadj.面色灰白的；面露倦容的gray casting灰口铁铸件Gray chiller格雷石蜡结晶器gray cutting灰体切削graycomatrix灰度共生矩阵Gray Antbirdn.灰蚁鸟gray nucleus灰核, 脊髓灰质