The more cones, the sharper the eyesight.

视锥细胞越多，视力越敏锐。

But it's dusk and his eyesight isn't that good.

因为是傍晚时分 主教的眼神又不太好。

You can improve your eyesight and this video will tell you how to do it.

你可以改善视力，本视频将告诉你如何做到这一点。

How tall are you? What about your eyesight?

你多高？你的视力如何？

She has very poor eyesight, she can read nothing without her specs.

的视力，没有眼镜就什么也读不了。

She experienced episodes of drastic weakness and her eyesight became blurred.

变得极虚弱，视线也开始变得模糊。

He had very bad eyesight, which made it hard for him to work.

他的视力，作起来有困难。

During this time, he steadily last his eyesight, and was completely blind by 1651.

在这段作中，他的视力不断下降，1651年完全失明。

Then his legendary eyesight started to fail.

然后他传奇般的视力开始衰退。

At that moment, the Prince gained his eyesight again with the power of love.

在那一刻，因为满含爱的泪水，王子的眼睛重见光明。

They're excellent hunters and their eyesight is so good.

它们是优秀的猎手，它们的视力非常好。

Just hope that the bears' hearing is better than their eyesight.

只希望熊的听力比视力好。

Does dark mode actually help your eyesight?

黑夜模式真的有助于你的视力吗？

And the exact same eyesight test, they actually performed better just because of the situation.

做完全一样的视力检查，因为环境的不同，测试结果竟然提高了。

To the point of improving their memory. Improving their eyesight, improving their hearing.

记忆力提升了，视力听力也改善了。

Your eyesight will get bad if you play the game in the car.

如果你在车内打游戏的话，你的视力会变。

Since your eyesight is bad, you need to wear glasses.

因为你视力不好，你需要戴眼镜。

And " they have very poor eyesight, and they're traveling at night."

而且“它们的视力，还要在晚间行进。”

Which proves that they need eyesight—and therefore optic flow—to do it.

这证明它们需要视力，也就是要它们需要光流。

“Harry, your eyesight really is awful, ” said Hermione, as she put on glasses.

“哈利，你的视力真是糟透了。”赫敏边戴眼镜边说。