重点讲解：
1.As such 同样地；就其本身而论；因此
例句：As such, a recommender must be able to accommodate the active participation of both the place-owner and visitor.
因此，一个推荐系统必须能够容纳积极参与其中的网站所有者和访客两方。

2.deserve to do 值得干某事；值得做某事
例句：If fall in love with a person to can do everything to deserve to do.
若爱上一个人什么都会值得去做。

3.in favor of 支持；有利于;赞成
例句：The general opinion is in favor of them.
舆论是支持他们的。

4.come out of the closet 公开出柜;坦白
例句：Giving men the freedom to come out of the closet would solve the problem, said Mr. Zhang.
他说，给予男同性恋者出柜的自由，可以解决这个问题。