Methods: With a two-generation reproductive test, we observed the offspring's kidney under the electron microscope, of which their parents exposed to different doses of fluoride and arsenic.
方法：采用两代一窝繁殖试验的方法，对染毒大鼠子代肾组织进行超微结构观察。
Talk to anyone who's a generation or two older, and they would most likely comment that children are more spoiled these days.
和年长一代或两代的人交谈，他们很可能会说现在的孩子更娇惯了。
Broadly, these frameworks take two different approaches: code generation and object-to-XML mapping.
笼统来说，这些框架采用了两种不同的方式：代码生成和对象到xml映射。
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