1·By looking at the hair follicles under microscopes, they saw when the stem cells turned into other cell types and linked the change to the graying hair.
通过在显微镜下观察这些毛囊，他们看到了何时干细胞变异为其他细胞以及这些变异如何与毛发变白联系在一起。
2·But electron microscopes use beams of electrons, instead of light.
然而电子显微镜采用电子束而不是光。
3·The majority of the 203 images are from scanning electron microscopes, and this is the reason the book is so visually stunning.
203幅图像中的大多数出自扫描电子显微镜，因此使这本书在视觉上如此令人震撼。
4·Moreover, we make sense of this mountain of information using search engine-based approaches. This represents a big advance in the way microscopes are used.
此外，我们使用基于搜索引擎的方法理解了这些庞大如山的信息。这代表我们在使用显微镜的方式上取得了巨大的进步。
5·In itsearly years, it manufactured microscopes almost exclusively.
早年这里差不多只生产显微镜。