1.by leaps and bounds 突飞猛进地
例句:After the elections ，the economy improved by leaps and bounds.
选举过后，经济增长突飞猛进。

2.quite a few+复数名词 不少的/相当多的……
例句:There were quite a few complaints about the street vendors in our neighborhood.
我们社区有不少对街头摊贩的怨言。

3.work wonders 有奇效
例句:Confidence and a positive attitude can work wonders.
自信和积极的态度可以创造奇迹。

4.a wide range of topics 各种不同的主题
例句:During the interview, Rubenstein touched on a wide range of topics.
在采访期间，鲁宾斯坦谈到了一系列广泛的话题。