Thus the range of research was then narrowed down, in order to focus on a more specific topic area.

研究这样的范围内，然后收窄，以专注于更具体的主题领域。

youdao

We then narrowed the list to cities that have weathered the recessionary job market and come out with below-average unemployment rates as well as job growth since 2000.

之后我们缩少了城市的名单，找出了一些城市，自2000年以来，在经济衰退期中仍然保持着较低的平均失业率和工作增长率。

youdao

The researchers then narrowed down the X-ray beam so that it was just a tenth of a millimetre across and found that the fractal-like regions occurred only where the beam struck the sample.

研究人员随后将X射线的光束收窄，使其只有十分之一毫米宽，这时他们发现，碎片形的区域只出现在射线照射的地方。

youdao

Finishing the tale, Husna was silent for a moment, then narrowed her eyes, collecting herself.

NEWYORKER: In Other Rooms, Other Wonders

Then he narrowed the list to the top five per cent of spenders just five thousand people accounted for almost sixty per cent of the spending and he began parsing further.

NEWYORKER: The Hot Spotters

The group of semi-finalists will then be narrowed down to 15 finalists who will be flown to Google headquarters in California for a brick-and-mortar science fair to be held on July 11.

FORBES: Google launches cyber science fair