在什么地方有着一个非常巨大的像星系团那样的质量，那么就在这个地方，强大的引力把而时空严重地扭曲了，从而使时间运行得更快一些。
Where you have a large mass like a galaxy cluster, there is strong gravity and space-time is severely warped, causing time to move more quickly.
随着来自巴基斯坦一些受灾最严重地区的信息增加，具体卫生需求正变得非常明确。
As the information flowing from some of the worst-hit areas in Pakistan increases, the specific health needs are becoming very clear.
可以用一个非常小的透镜孔阑来校正球差，但这会严重地影响最终鉴别率。
A very small lens aperture is employed to correct spherical aberration , but this severely limits the final resolution.
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