1.slip into 滑进；塞进

It amazed him how easily one could slip into a routine.
他惊异地发现人很容易在不知不觉中因循守旧起来。

Armed with such a precept, a number of doctors may slip into deceptive practices.
有了这样一条指导原则, 一些医生可能渐渐习惯于采取骗人的做法。

2.contribute to 有助于；促成

Heat, cold, tactile and other sensations contribute to flavour.
热、冷、触觉和其他感觉构成了食物风味的一部分。

Key burbled about the wonderful people who contribute to tourism.
基喋喋不休地谈论着那些对旅游业作出贡献的了不起的人物。

3.compare with 比较；与…相比

How does your new house compare with your old one?
你的新房子和你的旧房子比起来 怎样?

Few can equal compare with her in manual dexterity.
论手巧,一般人都不如她。

4.exchange rate 汇率；兑换率；外汇率

We've got a fairly unfavourable exchange rate at the moment.
眼下汇率对我们不利。

This deferral would obviate pressure on the rouble exchange rate.
这一延期将消除卢布汇率面临的压力。