It is remarkable that large, mixed-ability classes could be kept together for maths throughout all their compulsory schooling from 6 to 15.

值得一提的是，在6岁到15岁的整个义务教育阶段，庞大的能力不同的班级都可以一起学习数学。

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All the parts that comprise a release should be kept together.

组成一个发行版的所有部分都应该在一起。

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All singers kept together. As a result, their performance was successful.

所有的歌手协调一致，结果他们的演出非常成功。

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Ella kept his band together after he died until World War Two started.

VOA: special.2010.07.04

According to this theory, the atoms consist of a positively charged nucleus surrounded by a stream of electrons kept together by attractive forces from the nucleus.

根据这个理论，原子由一个带正电荷的核组成,由于来自核的吸引力,电子流围绕在核的周围。

麻省理工公开课 - 固态化学导论课程节选

His mother kept the family together by establishing a theater company.

VOA: special.2009.05.31

Could most of the Soviet republics have been kept together in some sort of loose federation?

ECONOMIST: Observing Russia

The trust turned down a collector who had 30 surfboards and insisted they be kept together permanently.

FORBES: Artful Deductions

This division was kept together under Chavez but it is likely to explode after the commander's death.

CENTERFORSECURITYPOLICY: Some Reflections Over Speculations on Venezuela's Future