【词汇讲解】
1.etiquette n. 礼仪，礼节，成规
如：Let us avoid the etiquette.
让我们免除礼节。
The forms of ceremony and etiquette observed by diplomats and heads of state.
外交礼节外交官和国家元首遵守的礼节和礼仪形式
2.generalization n. 一般化，普遍化，概括，泛论
如：A generalization of arithmetic in which symbols, usually letters of the alphabet, represent numbers or members of a specified set of numbers and are related by operations that hold for all numbers in the set.
代数学计算的普遍原理，其中通常为字母表中字母的符号，其代表数字或一组特定数字中的几个数字，它们通过对组中全部数字都适合的运算法则相联系
3.come up with 提出，想出
如：The scientists are beating their brains trying to come up with a solution to the problem.
科学家正绞尽脑汁，力求找到解决这个问题的办法。
Edwards's always chasing after rainbows and never come up with a really practical idea.
爱德华总是想入非非，从来提不出真正实际的意见。
4.dissuade vt. 劝阻
如：My teacher dissuade me from accepting the job.
老师劝我不要接受这份工作。
She tried to dissuade her son from marrying the girl.
她试着劝儿子不要与那女孩结婚。
5.upscale vt. 提高，提升
如：Cosmetics for the upscale market.
以上流阶层为消费对象的化妆品