Fireflies use their light for attracting mates.
萤火虫用它们的光来吸引配偶。
They affected to ignore her as of an inferior social status to themselves, and she despised their light talk.
他们假装对她不理不睬，认为她的社会地位不如他们，而她又瞧不起他们的轻薄言语。
Waiting for their light. For a time.
正在等待着它们的光明。
正在等待着它们的光明。
At this stage, they emit much of their light at ultraviolet wavelengths.
在这个阶段，他们发出的紫外线波长的光了。
They received a shot of genes near their retinal cells to repair their light receptors.
他们接受了视网膜细胞附近的基因注射，以帮助修补他们的光受体。
He turned off their light and made sure their bedroom door was open exactly as wide as they wanted it.
他关掉她们的灯，确保她们卧室的门打开的幅度恰是她们想要的。
But their light steps dance, twist and turn while they dances. No one notice their weight and fat.
当他们跳舞时，但是他们轻的步跳舞，辗转。没人注意他们的重量和油脂。
Like other fixtures designed to reduce light pollution, the Barcelona street lamps aim their light downward.
和其他的减少光污染的设备一样，巴塞罗那的路灯将尽力他们的光线投向下方。
The German soldiers, completely unprepared for the Russian winter, froze in their light summer uniforms.
对俄国的严寒冬季毫无思想准备的德国士兵身着单薄的夏装，一个个被冻伤。
Some galaxies are already so far away from us, and moving away so quickly, that their light will never reach Earth.
一些星系离我们已如此遥远，其远去的速度又是如此之快，以至于它们发出的光线永远也无法到达地球。
Rich Japan and Germany deliberately adopted a "big Switzerland" policy of hiding their light under a bushel for decades.
例如近几十年来，发达国家日本和德国刻意采取了“大瑞士”政策以掩其锋芒[2]。
They are particularly effective at night, when their light-reflecting eyes allow them to see better than much of their prey.
尤其是在晚上，其成效显著，因为它们反光的眼睛能使它们比大多数猎物看的更加清楚。
The rescued workers were wrapped in blankets at the scene and some of them had their light-sensitive eyes covered as they were rushed to ambulances.
在电视画面中我们可以看到，这些被抬上急救车的工人们身上包裹着厚被；为防止亮光对眼睛的突然刺激，一些工人蒙着眼罩。
Their design tends to be clunky and they account for a massive chunk of city power bills, even though much of the time their light falls on empty streets.
他们的设计笨重，而且是城市能源开支的大头——尽管大部分路灯都照着空荡荡的街道。
For the stars of heaven and the constellations thereof shall not give their light: the sun shall be darkened in his going forth, and the moon shall not cause her light to shine.
天上得众星群宿，都不发光。日头一出，就变黑暗，月亮也不放光。
Their light weight, low cost, and water resistance3 make them so convenient for carrying groceries, clothing, and other daily purchases that it's hard to imagine life without them.
它重量轻，成本低，还防水，这些优点使它们便于携带杂货、衣服，以及其他日常商品，很难想象没有它们的生活会是什么样子。
The only way to counteract this is by aiming lots of widespread radio telescopes at the same thing and combining their light -- gather a lot more pixels, in other words -- to sharpen the image.
解决这个问题的唯一方法，就是将大量广泛分布射电望远镜瞄准统一目标，再将它们接收的光波混合（也就是说收集更多的像素），以使呈像清晰。
They will also be able to see the first stars and galaxies that formed in the universe, which are now so old and distant that their light has been relegated to the infra-red part of the spectrum.
他们也能够看到宇宙中行成的第一个恒星和星云-这些恒星和星云古老而又遥远，它们发出的光已经被归入红外光谱。
Their eyesight is poor in low light.
他们在昏暗的光线下看不清东西。
They want to present their policies in the best possible light.
他们想尽可能从好的方面来介绍他们的政策。
Their paintings were light and a bit fuzzy they gave an impression of what the real world looked like.
他们的画很轻，有点模糊，给人一种真实世界的印象。
Other species take into account the changing conditions of light by performing their visual displays only when the light is favorable.
其他物种只在光线适宜时才会展示它们的视觉形象，以此来考虑光的变化情况。
The team found that these fish horizontal cells are thousands of times less light sensitive than their partner cone cells.
研究小组发现这些鱼的水平细胞对光线的敏感度比它们的同伴锥细胞弱数千倍。
The founders deliberately focused their projects around light—hence the 'visual studies' in the name.
创始人特意将项目的重点围绕在光上——这也是其名称中“视觉研究”的由来。
Van Oosten calls those chemicals "sunscreens" because their goal was to prevent further light damage and rebuild worn polymer fibers.
范·奥斯坦称那些化学物质为“防晒霜”，用来防止更严重的光损伤，并帮助重建受损的聚合物纤维。
Do these trees have other means at their disposal to prevent overexposure to light in autumn?
有没有其他方法来防止这些树在秋天过度暴露在阳光下？
He points out that both Hong Kong and Zurich have managed to make a success of their rail systems, heavy and light respectively, though there are few cities in the world as hilly.
他指出，尽管世界上很少有城市像香港和苏黎世那样多山，但香港和苏黎世都成功地建设了各自的轻铁和重铁系统。
Fireflies and some fish have the power to manufacture their own light, but the process seems to consume a large amount of energy.
萤火虫和某些鱼类可以用自己的能量自身产生光，但这个过程似乎会消耗大量的能量。
Fireflies and some fish have the power to manufacture their own light, but the process seems to consume a large amount of energy.
萤火虫和某些鱼类可以用自己的能量自身产生光，但这个过程似乎会消耗大量的能量。
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