No one keeps an exact count, but rough calculations based on the government's survey suggest that perhaps 1,600 American public and private schools are teaching Chinese, up from 300 or so a decade ago.

没有人知道确切的数字，但是根据政府的调查，粗略计算之后显示，大约有1600所美国公立和私立学校在教授中文，而十年前只有300所左右。

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School: public and private schools of all levels.

学校：指公私立各级学校。

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The results come from testing eleven thousand five hundred students last year in public and private schools.

调查的结果来自去年对11500名公立和私立学校学生的测试。

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Two years before, the use of the Hawaiian language was banned in private and public schools.

VOA: special.2009.12.02

Are there any differences between public and private schools?

公立学校和私立学校有什么不同吗？

公立学校和私立学校 - SpeakingMax英语口语达人

Yeah, in public schools, you don't have a uniform and in private schools,

嗯，在公立学校没有校服，而在私立学校，

公立学校和私立学校 - SpeakingMax英语口语达人

Both the public and private schools are financed or subsidized by the island government.

UNESCO: Introduction

The school system unlike many of the Caribbean islands has both public and private schools.

UNESCO: Introduction

After attending public and private schools in the city, she left New York after 10th grade.

WSJ: 'Nobody Else Sees the Way I Do'