grayestadj.灰色的；苍白的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 rotary absolute encoder格雷码旋转编码器Gray desulfurization process格雷脱硫法Gray-hooded Sierra-Finchn.灰头岭雀鹀gray Logistic forecast model灰色逻辑斯谛预测模型gray level dependency matrix灰度级相依矩阵Gray matter of parietal lobe顶叶灰质Gray matter of temporal lobe颞叶灰质gray relation grade analysis灰色关联分析Gray complementary sequences格雷互补序列gray-scale ultrasonography灰阶超声(波)检查(法), 灰阶超声诊断法