普通显微镜本身就会为细胞成像，但欧兹坎的小组考虑的则是用它的阴影。
Normal microscopes image cells themselves. But Ozcan's team is imaging their shadows.
用阴影法和光学显微镜观察等方法揭示了BSO晶体中深色核芯与生长取向、界面形状及小面生长之间的关系。
The relationships among the darkened cores in the BSO crystals, growth direction, interface shape and growth of facets were revealed by methods of shadowgraph and microscopy.
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