用肉眼观察的方法，隔周一次观察皮肤的外观状态和皱纹数；
Visible changes in the skin including wrinkling, sagging and erythema were observed every other week.
从一端到另一端，银河系布满星星的圆盘横跨12万光年，可以用肉眼和光学望远镜观察到。
From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120,000 light-years.
给它安装无线电设备是很困难的，而且仅凭肉眼观测也太不可靠，无法对它的行为进行确切的观察。
Attaching radio devices to it is difficult, and visual sightings are too unreliable to give real insight into its behavior.
我们可以用肉眼观察到一些星团，例如位于金牛座内大名鼎鼎的昴星团。
Some star clusters can beseen with the naked eye, such as the famous Pleiades cluster in theconstellation Taurus.
通常这颗恒星亮度非常微弱，因而不能用肉眼直接观察到，但是在接下来的几个月中，它的亮度将不断攀升，直到成为鲸鱼座中最明亮的恒星之一。
Currently this star is too faint to be visible with the naked eye, but over the next few months it will start climbing in brightness until it becomes one of the brightest stars in this constellation.
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。
But all bubbles are identifiable, and the process described in the paragraph above is not invisible to the naked eye.
研究人员通过将两个大到肉眼能够观察的超导体的电流联系起来，拓展了可以观察到的量子效应的范围。
By linking the electrical currents of two superconductors large enough to be seen with the naked eye, researchers have extended the domain of observable quantum effects.
当一束脉冲激光照在这些细胞上后，迅速产生了一条“绚丽的绿光”，此时的激光束可直接用肉眼观察。
When they shone pulses of light at the cell, it duly produced a "beautiful green" laser beam detectable with the naked eye.
它是一个布满星星的圆盘，从一端到另一端跨越了120,000光年。你可以用肉眼，也可以通过光学望远镜观察银河系。
From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120, 000 light-years.
当存在三聚氰胺时，溶液的颜色将在几秒钟之内迅速从红色变为蓝色，而且能够同时通过肉眼观察和分光光度法检测到。
When melamine is present, the color of the solution changes from red to blue within seconds and can be measured both by visual inspection and spectrophotometry.
掌握些窍门和技巧后，你可以学到如何借助肉眼在夜空中观察更多的景象。
With a few tips and tricks you can actually learn to see more in the night sky using your naked eye.
这是他们内在之眼的构造问题。人们透过肉眼用内在之眼观察现实。
A matter of the construction of their inner eyes, those eyes with which they look through their physical eyes upon reality.
尽管浮游植物的个头小得无法用肉眼进行观察，但它们却是整个海洋食物链的基础。鲸鱼等大型海洋生物的生存归根结底都要依赖于它们所捕获的能量。
Phytoplankton might be too small to see with the naked eye, but they are the foundations of the ocean food chain, ultimately capturing the energy that sustains the seas' great beasts such as whales.
这座由群星组成的不夜城位于武仙座中，在冬季的夜空中很容易就可以找到，甚至在漆黑的夜里可以直接用肉眼观察到。
This glittering metropolis of stars is easily found in the winter sky in the constellation Hercules and can even be glimpsed with the unaided eye under dark skies.
“一切都靠他们的肉眼观察，”美国航空航天局的约曼斯说。
"They look at everything with the human eye," NASA's Yeomans says.
普朗克探测到的光波-低频范围从30 - 857千赫-是我们肉眼无法观察到的。
Planck detects light that we can't see with our eyes — light with low frequencies ranging from 30 to 857 gigahertz.
卫星几乎无法观察海洋表面以下的情况，更不用说海底，所以相对而言，凭借我们的肉眼、技术，以及我们的理解能力，我们仍然无法看透海洋。
Satellites can hardly see past the surface of the water, let alone the ocean floor, and so the ocean remains relatively opaque to our eyes, our technology, and for the most part, our understanding.
最后，这些特征也有助于肉眼观察，维护了钞票的信誉。
Finally, they also assist the visual inspection of notes and help maintain confidence in the currency.
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。
The wavy lines on the polished surface of jadeit jade are visiable to the naked eye or observation under magnification.
大部分的检查过程包含检查一个公司的档案和记录，以及肉眼观察。
Most of the inspection process involves checking the company's files and records, as well as naked-eye observation.
这些只是染污之人的肉眼以及执着于表相的人所观察到的外表现象而已。事实上，任何事物的本质是离一切分别和执着的。
These are only appearances observed by defiled human eyes and people become attached to appearances. The essential nature of things is free from all discriminations and attachments.
英国过敏症研究专家警告说，在室内，到处充满了只有用显微镜才能观察到的发霉的过敏原，而这些过敏原是无法用肉眼识别的。
Everywhere in the house there will be microscopic mould allergens, unable to be seen by the naked eye, warn the experts at Allergy UK.
修复：能被肉眼观察到的或尺寸超差但能被修复的产品。
Repair: Product that is either visually or dimensionally out of tolerance but which can be repaired.
望远镜能使观察人员看见肉眼根本看不见的许多很暗的星星。
Telescopes enable watchers to see very faint stars which are far beyond the reach of the naked eye.
方法：肉眼观察63颗前牙在修复前后游离龈的色泽变化。
Methods: 63 anterior abutment free gingiva were observed with naked eye before and after restoration.
方法：肉眼观察63颗前牙在修复前后游离龈的色泽变化。
Methods: 63 anterior abutment free gingiva were observed with naked eye before and after restoration.
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