grayingn.变灰动词gray的现在分词.
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)
grayness after rubbing擦后变质(家具涂饰时用油打光过早而发灰)
Gray-throated Barbetn.灰喉拟啄木鸟
gray connection method灰色关联度法
gray system prediction灰色系统预测
Gray Oral Reading Test格雷朗读测验格雷朗读测验
Gray linear regression灰色线性回归