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.
当光线较弱时，非洲蜂的视力比本地麦蜂要更好，因此它们在晚上觅食更有优势，而白天的花朵则被本地麦蜂所霸占。
Their ability to see in slightly lower light than native stingless bees gives the honeybees a competitive advantage at night. Earlier in the day the natives often block access to flowers.
我也会在白天的时候来上几个五至十分钟的休息，可以重新获得精力，休息休息眼睛(整天盯着屏幕对你的视力是非常有害的)。
I also take a few five or ten minute breaks throughout the day to recharge and rest my eyes (staring at a computer screen all day is very hazardous to your vision).
一些大多数人不知道的是，他们白天的活动也影响他们的夜间视力。
Something that most people do not realize is that their daytime activities also effect their nighttime vision.
众所周知，猫头鹰在夜间视力很好，斜坡啦、山丘啦、悬崖啦——它都能辨认出来，就像在白天一样。
We all know how well owls see at night. Hills, hillocks, precipices-all these our owl distinguished as if it had been daylight.
众所周知，猫头鹰在夜间视力很好，斜坡啦、山丘啦、悬崖啦——它都能辨认出来，就像在白天一样。
We all know how well owls see at night. Hills, hillocks, precipices-all these our owl distinguished as if it had been daylight.
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