Lecture notes were made available before each class session.

每节课授课前会预先公布课堂讲稿。

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Lecture notes were made available before each class session.

上好面授课，做好课前预习和课堂笔记。

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Lecture notes were made available before each class session.

上好面授课，做好课前预习和课堂笔记。

youdao