Instead of a physical catalog, e-commerce arranges for catalogs to be visible on the Internet.
电子商务准备的是可以在互联网上看的目录,而不是实体的目录。
All the tags should now be visible.
现在可以看见所有的标记。
The two test cases should be visible.
这两个测试用例现在就可以看到了。
Sometimes,observers see this as a comet's tail, which can be visible to the unaided eye stretching across the night sky.
VOA: special.2011.02.09
So, if you use a black lamp or something and you excite something up to a higher energy level and then it relaxes back down to its lower energy state, it's going to emit a new wavelength of light, which is going to be visible to you.
如果你用一个紫外灯或别的,东西把某种分子激发到,更高的能级,然后它会掉回,到低能级,它就会释放,一个新的波长的光,这个光是可见的。
So, our detection devices are a little bit limited here today, we're actually only going to be using our eyes, so that means that we need to stick with the visible range of the electromagnetic spectrum.
我们今天所有的探测仪器十分有限,实际上我们要用我们的眼睛来观测,这意味着我们只能看到,电磁谱中的可见光区间。
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