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。
Lee writes with humour and acuity.
李的作品幽默而敏锐。
I prided myself on my mental acuity.
我以思维的敏锐而自豪。
Just how much tactile acuity can be achieved remains to be seen.
能够达到多大的触敏度还要拭目以待。
Dynamic visual acuity test and evaluation of vestibular function.
动态视力检查与前庭功能评定。
Objective: To provide a visual acuity chart for Chinese low vision patients.
目的：研制一种适合我国眼科临床使用的低视力对数视力表。
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。
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。
This equates to increased energy and vigor, better sleep and sharper mental acuity.
也就是说可以起到增强活力，改善睡眠，提高心智的作用。
RESULTS: All the cases were cured well with good appearance and improved visual acuity.
结果：所有病例均获良好修复，外形改善，视功能不同程度地提高。
To test your mental acuity, answer the following questions (no peeking at the answers!)
测测你的脑力，回答以下问题(不要偷看答案哦！)
Waking up early gives you more productive hours and maximizes your mental acuity all day.
早起一点，你将会得到高效工作的几个小时，还能使你一整天的精神状态都更加敏锐。
Major causes of limited visual acuity were central corneal scar and irregular astigmatism.
影响视力恢复的主要原因是角膜中央区瘢痕和角膜不规则散光。
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。
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。
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。
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。
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。
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。
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。
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。
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