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There's, roughly speaking, two ways to do a class, especially an introductory class like this.
简单的说，讲课有两种方法，特别是像这种引论课。
应用推荐
$firstVoiceSent
- 来自原声例句
There's, roughly speaking, two ways to do a class, especially an introductory class like this.
简单的说，讲课有两种方法，特别是像这种引论课。
应用推荐