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  • 很謝謝姚老師精闢的解說

    anita900300 2 months ago

  • 在显示时间线时，现在有一个更好的免费软件可用- Prezi。它可以在说明各小项时把它放大。

    Holyeoce 1 year ago

  • 謝謝你們的分享＾．＾ＡＡ

    lovelove3589 1 year ago

  • 講的太好了，怎麼都沒人支持?

    theyabook 1 year ago

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