为什么我相信原子的存在,它是如此之小,以至于我根本就看不到它们?
Why do I believe in the existence of atoms so small that I can't see them?
因为它是如此小,它可以发散的光非常,非常弱。
Because it's so small, the light we can scatter off it is very, very low.
这张圣诞贺卡是由英国格拉斯哥大学的纳米技术科学家制作的,它是如此之小,其面积仅为200x290微米,只相当于一张普通邮票的8276分之一。
It was created by nanotechnologists at the University of Glasgow. It is so small that it could fit on to the surface of a postage stamp 8,276 times.
Why do I believe in the existence of atoms so small that I can't see them?
为什么我相信原子的存在,它是如此之小,以至于我根本就看不到它们
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