1.focus on 关注
The talks will focus on economic development of the region.
会谈将着重讨论该地区的经济发展 。
2.call for 要求
They angrily called for Robinson's resignation.
他们愤怒地要求鲁宾逊辞职 。
3.work on 致力于
You cannot prove conclusively that Sellafield caused cancer. You can only work on the basis of probability.
你们无法确切证明塞拉菲尔德核电厂引发了癌症 。你们只能基于可能性入手 。
4.push for 为...奋力争取
Britain's health experts are pushing for a ban on all cigarette advertising
英国的健康专家正努力争取取缔任何形式的香烟广告 。
5.introduce into 引进
I kept the birds indoors all winter and introduced them into an aviary the following June
整个冬天我把鸟关在室内,然后在接下来的6月份把它们放入鸟类饲养场饲养 。