I wish to be a bird, When the first sunlight comes, I am here singing for you.

我愿做一只鸟儿，当那晨光破晓时，为你尽情地歌唱。

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Such a unique view can only occur during those few seconds where the existing moonlight balances with the almost unseen first rays of sunlight.

这种独特的景象只出现在那几秒之内，在那几秒内，原有的月光和几乎看不见的第一缕阳光相平衡。

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Instead, some in Africa and Asia are seeing their first lightbulbs illuminated by the power of sunlight stored in batteries.

相反，非洲和亚洲的一些人见证了他们的灯泡首次被储存在电池里的太阳能所点亮。

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Because it came from optics, you know, rays of sunlight and so on And in fact, even when we first started pulling synthetic fiber, the first synthetic fiber cellulose was referred to as ray on, because it looked like a ray that was being pulled.

因为它源自光学，比如太阳光线等等,实际上，及时当我们首先开始抽出,人造纤维，第一根人造纤维的纤维素,叫做光线，因为那条在被抽出的纤维素,看起来像是一道光线。

麻省理工公开课 - 固态化学导论课程节选

My guide Claudine Buehler, whose husband, father, uncle, aunt and grandfather all work or worked in the watchmaking business, explained that the buildings were laid out this way in the early 19th Century to maximize the amount of sunlight that could flood into the first-floor workshop windows.

BBC: Where the world��s most expensive watches are made

The first is to make sure that most of the sunlight which falls on it is absorbed, rather than being reflected.

ECONOMIST: Solar power

Conversely, the algae -- and therefore the coral -- rely on CO2 for their very survival as the algae soak up the CO2 and sunlight to produce carbohydrates for the corals to eat in the first place.

CNN: All About: Coral Reefs