Gb	Eng
尽管她贫穷，但她总想装出上流社会阶层的样子。	Although she was poor, she was living in genteel poverty.
一个影响到一切社会阶层的问题。	A problem that cuts across all strata of society
不同种族混合的由不同性别，种族或社会阶层组成的人和	Made up of people of different sex, race, or social class.