If you look at Staphylococcus under a powerful microscope it looks like a bunch of little grains in bunches.
在高倍放大镜下，您会发现，葡萄球菌看起来像是一簇簇的微小颗粒。
We may find it difficult to believe that matter is made up of units or particles so small that they cannot be seen even with the aid of the most powerful microscope.
我们可能会感到难以置信，物质竟然都是由非常小的单元或粒子组成的，它们如此之小，甚至借助高倍显微镜都很难看得见。
They can see the damage to the tiles using electron microscopy - that's a very powerful microscope.
他们用高倍数的电子显微镜观察到瓷片的损伤。
All matter is made of atoms, which are so small that they can not be seen even through the most powerful microscope.
所有物质都是由小得甚至用倍数最大的显微镜也看不到的原子组成的。
Considered individually, these atoms are so small that they can be seen only with the aid of a powerful microscope, if at all.
个别来看，这些原子十分小，只有借助高倍的显微镜才能看见它们。
Considered individually, these atoms are so small that they can be seen only with the aid of a powerful microscope, if at all.
个别来看，这些原子十分小，只有借助高倍的显微镜才能看见它们。
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