This program was filmed at the Thacher School in California.

这集节目录制于加利福尼亚州的撒切尔学校。

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California has a new program called the Digital Textbook Initiative.

加利福尼亚有一个新项目，名为数字教科书倡议。

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California has a new program called the Digital Textbook Initiative.

加利福尼亚有一个新项目，名为数字教科书倡议。

youdao