片语
social class社会地位;社会阶级
base class基础类别,基本类
economy class(飞机上的)经济舱位
business class商务舱
english class英文课;英语班
the class班级
high class[经] 高级,优质
working class工人阶级;劳动阶级
class struggle阶级斗争
Insulation class绝缘等级,绝缘种类
upper class上等阶层,上流社会
top class顶层级;最高级
second class(大学考试成绩)二等;二等舱;二流;(美)二等邮件(定期期刊等)
conjugacy classIn mathematics, especially group theory, the elements of any group may be partitioned into conjugacy classes; members of the same conjugacy class share many properties, and study of conjugacy classes of non-abelian groups reveals many important features of their structure. In all abelian groups every conjugacy class is a set containing one element (singleton set).
training class培训班;见习职类
first class头等,第一流;最高级
in class在课堂上;上课中
ruling class统治阶级
Gym Class健身课
no class低劣的;劣等的;不合格的;没地位的
rate class运价等级
after class下课后;课下
world class世界级,世界水平;一流的
class teacher班主任;班级教师
third class三等;三级;三等舱
derived class派生类;衍生类别
complexity classIn computational complexity theory, a complexity class is a set of problems of related resource-based complexity. A typical complexity class has a definition of the form: