对于三岁的孩子来说，由于一些原因，他们的成绩并没有得到改善，只是因为改变而略有下降。

For three-year-olds, for reasons that are still in need of clarification, no improvement—rather a slight drop in performance resulted from the change.

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时差是因为生物钟没有立即适应时间的改变而引起的。

Jet lag is caused because the body clock does not readjust immediately to the time change.

《柯林斯英汉双解大词典》

例如，《圣诞颂歌》就是为了让每个读者思考他们如何能对社会做出改变而写的。

A Christmas Carol, for example, was written to make every reader think about how they could make a difference to their society.

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This means you can vary the neutron number without changing chemical identity, because chemical identity is fixed by the proton.

这表示你可以改变中子数,而不会改变它的化学特性，因为化学特性是由质子决定的。

麻省理工公开课 - 固态化学导论课程节选

We have a table of the elements with properties varying periodically with atomic mass, so we compress all of that information and refer to it as the Periodic Table.

我们有一个元素表，其中的元素的特性,随着原子质量的改变而引起周期性的变化，所以我们将所有的信息精简,将它变成一个周期表。

麻省理工公开课 - 固态化学导论课程节选

Computers are becoming more and more a part of our lives and this is something that is transforming the world.

电脑已经越来越成为我们生活的一部分,而这正在改变全世界。

耶鲁公开课 - 金融市场课程节选