Blue light is bad for our eyes, as it can kill the photoreceptor cells we need for vision, according to Harvard Medical School.
哈佛医学院表示，蓝光对眼睛有害，因为蓝光会杀死我们视觉所需的感光细胞。
That dream has being long gone since I came to the cities of modern world where we build walls and roofs to limit our vision where we light up the sky to mask true light.
自从我来到现代世界的各个城市以来，那个梦已经消失的无影无踪了。在这些城市里，我们建造了高墙和屋顶来限制我们的视觉，而且我们点亮天空以便掩饰真正的光线。
I think Quest serves as a perfect metaphor for the evolution of my views on SOA and sheds some light on why my vision of Governance differs from those prevailing in the industry.
我认为把我关于SOA的看法的演变过程比喻为“探求”是相当贴切的，而且“探求”也解释了我对治理的愿景与业界流行看法不同的原因。
Learning more about how the light sensitivity of horizontal cells contributes to image vision will require studying whole retinas, not just single cells.
关于水平细胞的感光性如何参与视觉成像，还需要对视网膜而非单个细胞进行更多研究。
The researchers used a machine called an "electroretinogram" to test the field of vision - firing a tiny beam of light at the shark in a darkened tank from all directions.
研究人员利用“网膜电图”机测试视野——在一个黑暗的箱子里从各方位向鲨鱼发射一丝微弱的光。
But Schelling's vision is much more encompassing than Aristotle's and only really comes to light when he discusses how one starts from the subjective and works towards the objective.
但是谢林的视野比亚里士多德更局限，仅仅在当他讨论一个人如何从主观开始并向客观前进的时候得出了观点。
When the Heliotalic frequencies are seen with the inner vision, they appear as pastel, rainbow colors mixed with pale silver, almost like a metallic light frequency.
当在内在视野中看到赫利欧托利频率时，它们呈现出混合了粉彩虹色与淡银色的色彩，相当接近于金属光的频率。
This one's about this photographer's vision, about light, about the sense of texture a picture can give you just by looking at it.
仅仅是看着这张照片，它可以体现出拍照者的视野，光线，协和统一的美感。
Proteorhodopsin is related to the pigment in the retina that enables human vision in less intense light.
这种物质与视网膜中的色素相关，使人的视觉感受更少的强光。
A cataract is a painless, cloudy area in the lens of the eye that blocks the passage of light to the retina, the nerve layer at the back of the eye, usually causing vision problems.
白内障是指眼内晶状体的无痛性浑浊阻碍了光线到达视网膜(眼球后部的神经层)，从而引起视力问题。
Patients may report flashes of light, floaters, a curtain or shadow moving over the field of vision, and peripheral or central visual loss.
患者可能会看到闪光，漂浮物，帷幕或阴影遮挡住了视野，以及周边或中心视力丧失。
Present in some prescription glasses, it has the effect of bending light and can cause double vision or headaches in some wearers.
研究者发现，这些廉价墨镜在透光性上做得十分低劣，因光线透过劣质镜片而光线发生折射，容易造成视觉重影、甚至还有头疼眩晕的迹象。
This gave them a crude form of vision, allowing them to move in response to light and shade, but also brought into biology a way of controlling electrical potential.
这使单细胞生物产生了一种原始形式的视觉能力，使他们能够根据光亮和阴暗进行移动，它也使生物产生了一种控制电势的能力。
Guidance can be found by peering into the darkness to find the light, the thought, the project, the vision that can enlighten your own individual path.
在凝视黑暗以寻找能照亮你的个人道路的光明，思路，项目，视角的过程中，你会得到指引。
Farsightedness is the opposite, in a way: A shorter-than-average eyeball or too-flat cornea focuses light behind the retina instead of on it, making near vision and sometimes distant vision blurry.
远视在某种程度上则相反，是较正常短些的眼球前后径或者太平坦的角膜使光线聚焦于视网膜后而不是之上，这导致近景视觉模糊和有时的远景视觉模糊;
In all 17 species, the commonest kind of light receptors were "rod" cells, which are highly sensitive to light and allow night vision but cannot tell colors apart, they found.
在所有17种鲨鱼中，最常见的感光细胞是“杆状”细胞，这种细胞对光线非常敏感，可以使鲨鱼具有夜视能力，但这种细胞无法分辨颜色。
I wanted to preserve the whole of the wonderful vision to be unfolded before my waking eyes in the morning light.
我想完整地保存那全部美好无比的景象，以便在晨光微曦之中眼睛一睁开就能重新展现在面前。
A new travelling show of 300 images, that begins at the Jeu de Paume in Paris, combines a mastery of shadow and light and eye for geometric shapes with a poetic yet unsentimental vision of life.
新的巡回照片展的首站是巴黎的网球场美术馆，所展出的300张图片结合了娴熟的光影技术和在诗意而又冷静的生活视角下对几何图形的观察。
Their new antennas might also be useful for any other application that requires light to be concentrated, such as night-vision goggles or telescopes.
他们的新型天线在其他需要光聚焦的领域同样可能得到较为广泛的应用，如夜视镜，望远镜等。
World Vision is currently conducting research into the nature of child trafficking in Lebanon in the hope that the findings will shed some light on this under-reported segment of society.
世界宣明会目前正在着手调查黎巴嫩儿童拐骗的性状，希望通过这些发现帮助人们更好地了解这一被遗忘的社会角落。
If the cells' predicted ability to guide light turns out to be important in vision-still a controversial claim-the result could help explain a bizarre aspect of the eye's construction.
眼细胞是否具有全反射特性仍存在争议，但这一结果可以帮助解释眼睛构造。
Depending on the severity, the pain can be accompanied by nausea and vision problems, plus extreme sensitivity to light and sound.
根据严重程度不同，这种疼痛也可能伴随着反胃现象与视觉问题，以及对光线和声音极度敏感。
Most had extensive damage in one eye, and some had such limited vision that they could only sense light, count fingers or perceive hand motions.
其中大多数患者的一只眼睛有广泛性损伤，其中一些人视力非常有限，只有光感、只能能数手指头或感知手的运动。
The BrainPort vision system, developed in the US, transforms light images into champagne-like tingling sensations to help sufferers visualise their surroundings.
由美国开发的BrainPort视觉系统，通过把光的图像转换成香槟味的刺激感觉，帮助视力损伤的人了解外部环境。
Depending on your vision, the right kind of lens helps your eye focus light properly and project a clear image onto the retina.
根据你的视力，配合适的透镜能帮助你的眼睛正确聚焦以在视网膜上投射一个清晰的镜像。
A half moon fading from my sight, I see your vision in its light. But now, it's gone and left me so alone.
半个月亮从我的视线中逝去，我在它的光亮下看到你的梦想。但现在，它已离去，让我如此孤单。
A half moon fading from my sight, I see your vision in its light. But now, it's gone and left me so alone.
半个月亮从我的视线中逝去，我在它的光亮下看到你的梦想。但现在，它已离去，让我如此孤单。
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