虽然人类在白天能看到更多明亮的颜色，但猫在夜晚的视力更具优势。
Whereas human are able to see more bright colours during the day, cats have the advantage when it comes to night vision.
四周的试戴期结束时，我的视力在白天只是略有下降，但是在暗处，明亮的灯光还是扭曲的。
At the end of the four-week trial, my eyesight only declines very slightly during the day but in the dark, bright lights are still distorted.
最后，研究队伍发现北方人的视力和居住在赤道附近的人的视力一样好，尽管前者白天的日照水平不及后者。
Finally, the research team showed that the eyesight of those living in the north is just as good as those based near the equator, despite their days being illuminated by less of the sun's light.
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