class D丁类
classn.等级;阶级;阶层;班级;课;[生]纲;<口>出色的风度v.分类
classified variable分类变量
classified counting分类计算,分组计数
classified grinding分级研磨
classiried grinding分级研磨
Class participation到课率
class contradiction阶级矛盾
classified research分类研究
classified abstract分类文摘
class-in-itselfn.自在的阶级
Class -odd sports课余体育行为