Some schools are now charging fees for certain classes or activities, a startling trend that violates some basic ideas about what public schools are supposed to do.

一些学校现在正就某些课程或活动收费，这种令人震惊的趋势违背了人们对公立学校理应是什么样的基本想法。

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The "123" refers to the section of the Atomic Energy Act of 1954 about what the United States must do before it can engage other countries in commercial nuclear activities.

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Some schools are now charging fees for certain classes or activities, a startling trend that violates some basic ideas about what public schools are supposed to do.

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