They have created an environment in which productivity should flourish.
他们创造了一种可以大大提高生产力的环境。
He had a vision of a world in which there would be no wars.
他幻想有一个没有战争的世界。
We now have a small window of opportunity in which to make our views known.
我们现在有一线机会使人了解我们的观点。
The way in which we work has undergone a complete transformation in the past decade.
在过去的十年里，我们的工作方式经历了彻底的变革。
This delay gives the party a breathing space in which to sort out its policies.
这一延误使该党有了喘息之机来厘定其政策。