There is always a possibility that variations are the result not of changes during the life-course, but of differences between cohorts.

总有一种可能是这些区别不是由于生命历程的变化而是由于同一年龄层次的人之间的差异。

youdao

Structural differences between the data model and the XML representation can be handled in the binding, so the XML representation can generally be preserved even as the data model changes over time.

数据模型和XML表示之间的结构性区别可在绑定中处理，即使数据模型随着时间而改变，XML表示通常也可以得到保护。

youdao

Changes to private images create a new private image, but only the differences between the first image and the second image are stored.

修改私有映像时会创建一个新的私有映像，但是只存储第一个映像和第二个映像之间的差异。

youdao

The poll does not explain these changes or the differences between countries, but there are some obvious possible reasons.

BBC: 'Economic unfairness' growing, says BBC poll

Of the notable changes, many are cosmetic -- if there are major underlying differences between this OS and the one on the Droid, we can't see what they are.

ENGADGET: Nexus One review

The literature on similarities and differences between ES cells and iPS cells, he said, is quite controversial and scientists still do not know whether differences between different iPS cell lines are just due to genetic differences between the adult cell lines that were used for reprogramming or whether genetic changes occurred during reprogramming.

FORBES: Scientists Relieved As Supreme Court Passes Over Case Against Embryonic Stem Cell Research