We work on improving visual acuity.

我们致力于提高视觉敏锐度。

We will then have an objective measure of how colour discrimination and visual acuity develop at the level of the brain.

我们随后将进行一项客观的测量，看色彩辨别力和视觉敏锐度如何在大脑的层面形成。

Common symptoms include reduced visual acuity, visual distortion (metamorphosia, macropsia and micropsia).

常见病征包括视力减退、影像扭曲（变形、变大或缩小）。

We don't lack visual acuity, but vision.

我们缺的不是敏锐，而是视野。

Even celery has been loosely linked to mental acuity.

甚至芹菜已经被松散地与脑力敏锐度联系在一起。

Dynamic visual acuity test and evaluation of vestibular function.

动态视力检查与前庭功能评定。

You are preoccupied with issues of mental health or mental acuity.

你常常为一些心理健康或敏锐的感觉所困扰。

Visual acuity does not lie in how much we can see, but in what we feel inside.

视觉的敏锐度不在于我们能够看到多少，而在于我们内心的感觉。

Its high acuity allows you to see fine detail, such as the letters on this page.

只有它保持高灵敏性时，你才能看到细小的事物，例如现在这个页面上的字。

The question, then, is how to relate viewing distance to a person's visual acuity.

现在的问题是，怎样将欣赏距离和人们的视觉灵敏度联系起来。

Waking up early gives youmore productive hours and maximizes your mental acuity all day.

早些起床来富余更多有效率的时间，并且使你一天都精力充沛。

With significant hemorrhage, patients may complain of blurry vision with diminished visual acuity.

若出血情况严重，患者可能会主诉视物模糊伴有视敏度下降。

Atmospheric conditions and the visual acuity of the observer will often reduce limiting magnitude.

大气状况和观察者的视觉灵敏度也会降低边缘亮度。

Do the same for bad design. Soon, you'll be looking at graphics, interiors, and more with greater acuity.

看到非常差的设计时也照样做吧，不久，你看图形看设计的眼光将变得敏锐起来。

Visual acuity indicates the angular size of the smallest detail a person's visual system can resolve.

视觉灵敏度指出了人类视觉系统所能分辨的最小细节角度。

However, resolving power is often compromised by atmospheric conditions and the visual acuity of the observer.

然而，分辨能力还与大气状况以及观察者的视觉敏锐度有关。

Visual acuity was measured at the start of the study (baseline) and then monitored over one year (54 weeks).

在研究开始，所有人进行了视力测试，然后进行一年（54周）的观察。

Participants were then told they were needed to help out with a different experiment, associated with physical acuity.

接着，参与者被告知他们需要在不同的试验中帮助别人，伴随着身体的敏锐度。

I hope you haven't accepted the notion that a slowdown in mental acuity is an inevitable part of getting older. It's not!

我希望你不要接受这么一种主张：随着年龄增长头脑的敏锐性必然会减弱。

To help better educate our vision and visual acuity, carry a sketch pad with you always and take time to stop and draw.

为了更好的培养我们的眼光和敏锐的观察力，可以随身携带一本速写本，经常花上一点时间，静下心来画画。

That score for the dead David was surprising enough, suggesting as it did a considerable amount of mental acuity in the dead.

死去的大卫得到这样的分数已经令人甚感惊奇了，因为这表明死者大卫的心智仍相当敏锐。

Scientists do not have all the answers, but studies of older people who have maintained their mental acuity provide some clues.

科学家无法提供所有答案。不过，从对一些保持头脑敏锐地老年人的研究中可以找到一些线索。

We're talking about a 16-week course, and of course, every once in a while, you know, you get a little surprise test based on their acuity.

我们一共有16周的课程，当然每隔一段时间，就会惊讶于他们敏锐的测试。

Vitrectomy may be indicated for severe hemorrhage and substantially diminished visual acuity, especially if it persists longer than 3 months.

当出血情况严重且使视力严重下降，特别是当其持续时间超过3个月时则须要行玻离体切割术。

Research by psychotherapist Elaine Aron bears out Guyer's hunch, demonstrating that withdrawn people typically have very high sensory acuity.

心理医生伊莱恩·阿伦(Elaine Aron)的研究证实了盖伊的预感，研究显示，孤僻者通常有着很高的感觉敏锐度。