For example, read copies of a group's financial records and be careful of groups with names that sound like well-known charities.

VOA: special.2009.11.02

And I have actually seen evidence over the years, mercifully, just a small amount of evidence, but there are, in a group like this, always a few students who come in with a really strong background in high school.

这几年我已经见到了实例，令人感激的是，只有小部分人，但在这，像这样的一个小组，总有一些来到我们这的学生,在高中打下了良好的基础。

麻省理工公开课 - 固态化学导论课程节选

It's something like liner notes or a performance history of the cosmos' greatest singing group ever.

就像插画一样,或者是世间最大的合唱队的表演。

耶鲁公开课 - 弥尔顿课程节选

Stripped of their amulets and masks, they look like a group of poorly fed, impoverished farmers.

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Like a group of five rifles and guns made in the mid-19th century by Volcanic Repeating Arms Co.

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That sounds like a group of professionals who deserve a pretty decent income.

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