Sometimes it appears red, sometimes yellow, and at other times blue, violet, grey, and so forth.

它有时候是红色，有时候是黄色，其他时候是蓝色、紫色、灰色等等。

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I code sometimes at home sometimes at work or various other workspaces, so I'd like a repository that's in the cloud.

我有时在家里有时在工作或各种其他工作区，所以我想要一个在云端的存储库。

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Medical testing companies sometimes perform the exam at an office or other place of business.

VOA: special.2010.08.31

Or sometimes they might have men one day, women another time, and mixed at other times.

有时一天男子用，一天女子用，其余时间同用。

耶鲁公开课 - 新约课程节选

The trouble with the etymology of theory and the way in which the word has been used traditionally is that sometimes it actually means practice, and then at other historical periods it means something very different from practice, something typically from which practice is derived.

理论这个词在词源,和传统的使用方法上的复杂之处在于,它有时候指的是实践，但在特定的历史时期,它指的是和实践非常不同的东西，也就是实践产生的依据。

耶鲁公开课 - 文学理论导论课程节选

In a holding company structure, agencies are wired to meet profit targets separately of each other, and sometimes at the expense of each other.

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"Making a decision that's good for the next two to three years and making a decision that's good for the next 20 to 30 years sometimes are at odds with each other, and being able to balance those two can sometimes be difficult, " Liddy said on the PBS program.

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This value-assessment exercise is sometimes official and at other times informal.

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