The guidelines are clearer for spoken English, as used in video voiceovers, podcasts, and the like.

视频画外音、博客等中使用的英语口语，其应用指南更清晰。

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There, American teachers provide real-time video English lessons to thousands of students in classrooms across Asia via high-speed fiber optic networks.

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Speaking in the video in English, Malala said she was feeling "all right".

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The man, whose identity has never been publicly confirmed, recorded his martyrdom video in clear English.

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