The eagles' supreme visual acuity gives them a significant advantage.

老鹰超凡的视觉敏锐度为它带来了显著的优势。

Let me give you one particular reason of interest to me and that's visual acuity.

让跟你兴趣的关键原因，那就是他敏锐的视觉。

Their visual acuity is lousy, the world is blurry… they could barely grasp this stuff.

他的视敏度还很低，看世都是模糊一片的，抓不住东西。

Their visual acuity is lousy, the world is blurry--they could barely grasp this stuff.

他的视力很差，世很模糊，他不能理解这些东西。

We're using our native language on the field and visual acuity is more alert than your hearing opponents typically.

在赛场上使用手语，视力比对手的听觉更敏锐。

We are happy to be here testing the Coast Guard on their visual acuity.

很高兴在这里测试海岸警卫队的视力。

And their large retina helps potoos  keep high visual acuity when hunting.

它的大视网膜有助于 potoos 在狩猎时保持高视力。

So most of visual acuity develops in the first few years of life.

因此，视觉敏锐度的大部分是在生命的最初年发育完成的。

It increases visual acuity, edge detection's better, it makes people more sensitive, probably more aware, probably a better hunter.

这会增强视觉敏锐度， 改善边缘检测能力，使人更加敏， 可能也更加警觉，或许还能成为更出色的猎手。

Narrowing your eyes in disgust improves visual acuity on a specific point, perhaps to pick out gross things from your food.

厌恶地眯起眼睛可以提高特定点的视觉敏锐度，也许可以从食物中挑出恶心的东西。