The recent research has helped narrow down where scientists need to concentrate berkley says .
berkley说，最近的研究已经帮助科学家们缩小了研究范围。
You can of course add as many of them as you want to begin with and then narrow down or refine your choices to get the perfect setup .
只要你想一开始你当然可以添加任意多的选项卡，然后减少或优化你的设定。
On the other hand if you deal with pressure unconsciously your awareness will become constricted and then the possibilities for your future narrow down at the same time .
反之，如果你总是无意识地应对压力，你的自我意识会变得狭隘，同时你的未来之路也会变窄。
How to narrow down a good change and about how long this is going on ah expert answers .
怎样上下变的好窄，而且左右长这是怎样回事啊高手解答。
The results page of yahoo 's search engine will show not just the usual list of search results and sponsored links but also a left-hand navigation that helps users to narrow down their search further .