Because the meanings of XML elements are largely unchanged across versions of these standards, individual tools may choose to ignore the namespace differences when working with policy documents.
因为在标准的各个版本中这些xml元素的含义一般不会发生变化，个别工具可能会在处理策略文档时选择忽略名称空间差别。
The test gives an indication of ageing within population groups, but does not accurately measure the life expectancy of an individual, because of natural differences in telomere length.
这项测试给出了关于人群组的老化的印证，但是却没有因染色体端粒的自然差异，确切的测量出一个人的预期寿命。
They can also buy from a greater number of sellers because they don't have to worry about subtle or individual differences in grading and representations.
他们也可以从许多卖家手中买入钱币，因为他们不需要担心钱币会在评级和说明中出现的细微的或者个别的差异。
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