当一个管理人员进行演讲的时候，他通常站在讲台的后面，读着脚本或者讲词提醒机上的话(或使用上面只有文字的PowerPoint幻灯片)。

When a management type makes a speech, he or she usually stands behind a podium and reads a script or the words on a teleprompter (or USES PowerPoint slides with nothing but words).

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每个幻灯片只有一个旋转点。

Each slide has only one pivot point.

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只有使用者正确执行上一个动作，才会移到下一张幻灯片。

The movie moves to the next slide only after the user has performed the previous action correctly.

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