greyout灰晕,灰暗greyadj.灰色的n.灰色vi.变成灰色=<美>grayGrey incidence degrees灰色关联度Grey-Markov-Chains灰色马尔柯夫链grey spun rayon poplin人棉府绸坯grey brown forest soil灰棕色森林壤grey relational degree灰色关联度grey photometric wedge光度学灰色光楔grey - system theory灰色系统理论Grey-headed Lovebirdn.灰头牡丹鹦鹉grey analytical system灰色分析系统grey arrangement model灰色层次模型