vanity
- n. 虚荣心；空虚；浮华；无价值的东西
考试真题
- Vanity is a constant; people will only start shopping more sustainably when they can’t afford not to.
出自-2013年考研阅读原文
- Vanity is a constant; people will only start shopping more sustainability when they can't afford not to.
2013年考研真题（英语一）阅读理解 Section Ⅱ