经济学人下载:高科技环卫 抄底竞价

例句:He and his father, according to local gossip, haven't been in touch for years.
当地风传，他和父亲已多年未联系了。

2.call for 需要；要求

例句:I shall be calling for you at seven o'clock.
7点钟我来接你。

3.confine to 限于…之内

例句:The country still sees itself as a capital of peace, but it has become entangled in wars that it has been unable to confine to the television screen.
挪威仍将自己视为一个和平之都，但该国早已卷入不止一场战争，无法再将这些战争局限于电视屏幕上。

4.refuse to 拒绝

例句:I refuse to pay for this call.
所以我拒绝付这个电话费。