What appears to the naked eye to be glowing is actually a superposition of different lines of distinct frequency. So, this is quantized.
出现在肉眼面前的光亮，事实上是频率不同的光线的叠加。所以，这是量子化的。
The microscopic pas DE deux isn't even visible to the naked eye.
这个极微小的双人舞肉眼是看不到的。
It becomes visible to the naked eye every 76 years when it nears the sun.
它每隔76年靠近太阳时，变得肉眼可见。
L the Great nebula of Orion is a glowing nebula just visible to the naked eye.
l猎户座星云是只用肉眼就可以看见的星云。
A great number of these collisions create the light that's visible to the naked eye.
数以万计的这种撞击就形成了我们肉眼所能够看到的这种光。
The pumpkin pollen grain in the middle is0.2mm and just about visible to the naked eye
中间的南瓜花粉有0.2毫米，肉眼刚刚能看见。
Ancient man also noticed how the five planets visible to the naked eye twinkled in the night sky.
古代的人们看到肉眼可见的五大行星在夜幕中闪烁。
Some of the most spectacular night skies are visible to the naked eye - although sadly not from the UK.
一些最耀眼的夜空可以用肉眼看到——但很可惜不在英国。
It is 128 light years from Earth, and is just visible to the naked eye in the constellation of Pegasus.
它距地球128光年，在飞马座中刚好能被肉眼可见。
The micro-sculptor's work is so small, you need a microscope to see it - it is invisible to the naked eye.
这位微雕艺术家的作品非常小，只有用显微镜才能看得到，用肉眼看不到。
Typically, in an active microbial environment the polymer becomes invisible to the naked eye within 12 weeks.
通常，在一个活跃的微生物环境的聚合物成为看不见的12个星期内肉眼。
But all bubbles are identifiable, and the process described in the paragraph above is not invisible to the naked eye.
不过，所有泡沫都是可以辨认的，即使仅凭肉眼也能观察到上文中所描述的过程。
Its wavelength is too short to be visible to the naked eye, but you see it working when fluorescent colors glow!
紫外光的波长太短以至于无法用肉眼看到，但是荧光色发光的时候你就能看到它起的效果！
They serve to make the document easier to understand to the naked eye as opposed to providing any validation logic.
相比于给出任何验证逻辑而言，这样做只是为了使文档更易于理解。
The card produced by the University of Glasgow, said to be the smallest in the world, is invisible to the naked eye.
这种卡产自（英国）格拉斯哥大学，据说是世界是最小的，肉眼看不见。
The letters are invisible to the naked eye, and can only be read with a medical microscope at 400 times magnification.
这些字母小到用肉眼无法识别，只能用放大400倍的医学显微镜才能看清。
Because these creatures are small and tend to hide beneath leafy plants, they are not always visible to the naked eye.
因为这些生物很小并且常常躲在叶子茂盛的植物下面，肉眼并不都可以看见。
The wavy lines on the polished surface of jadeit jade are visiable to the naked eye or observation under magnification.
通过肉眼和放大镜下观察，翡翠玉器的抛光表面一般都可见到微波状起伏，即微波纹。
Both planets are thought to have overlapped in the night sky making them indistinguishable to the naked eye on June 17, 2 B.C..
公元前2年6月17日，两颗行星在夜空中重叠使得肉眼无法对其分辨。
Unbeknown to the naked eye, there is in fact a plateau directly below the rock where people can stand, making it perfectly safe.
实际上，岩石正下方就是高原平地，人可以站在上面，十分安全，但肉眼通过照片无法看出。
An open star cluster in the constellation Taurus, consisting of several hundred stars, of which six are visible to the naked eye.
昴星团金牛星座中的疏散星团，由几百颗恒星组成，其中六颗星用肉眼可看到。
But they glow red under ultraviolet light, and the dogs' nails and abdomens, which have thin skins, look red even to the naked eye.
但在紫外线的照射下，它们会发出红光，尤其是爪子和皮肤很薄的腹部，用肉眼都能看出发红。
The galaxy is visible to the naked eye on moonless nights as a smudge of light and is the most distant object visible without a telescope.
该星系在无月夜的夜晚可由肉眼观测到一个小光斑，它也是不借助望远镜能被肉眼观测的最远天体。
It is in astronomical terms, Neil – it's visible to the naked eye – meaning without using instruments – and it's reachable by spacecraft.
这是一个天文术语，叫做肉眼可见，是指不借助任何设备就可看见，我们乘坐宇宙飞船可以到达火星。
Because a transit of Venus is barely visible to the naked eye, for most of history humans went about their lives oblivious to such events.
因为金星凌日很难用肉眼看见，在人类历史上大部份的时期，人们都不知道有这样的事情。
But even then, to the naked eye Mars appeared as nothing more than an extremely bright yellowish-orange star, not at all like the full moon.
可即便如此，在肉眼下当夜的火星也不过就是茫茫苍穹之间一颗颇为明亮的橘红色小点，和满月丁点可比性没有啦。
A manufacturing defect means the hair produced is so small it appears invisible to the naked eye, giving the classic bald spot or receding hairline.
由于新头发存在缺陷，所以变得极其细小，以至于我们肉眼无法看到，这便形成了头上光秃的区域和后退的发际线。
Latent: Left by the transfer of sweat and natural oils from the fingers onto a surface that is smooth enough to hold the print; not visible to the naked eye.
潜在的：手指表面的汗和油脂在一个平滑表面上留下的指纹，肉眼不可见。
Visible: Left by the transfer of blood, paint or another fluid or powder onto a surface that is smooth enough to hold the print; evident to the naked eye.
可见的：残留在血迹上、涂料上或者表面灰尘上。
Visible: Left by the transfer of blood, paint or another fluid or powder onto a surface that is smooth enough to hold the print; evident to the naked eye.
可见的：残留在血迹上、涂料上或者表面灰尘上。
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