{"kind":"guides","slug":"keynote-ai-voiceover","path":"/guides/keynote-ai-voiceover","title":"为 Keynote 添加 AI 旁白（Mac），免费 | SuperClonica","description":"用 AI 声音为 Keynote 幻灯片配旁白：把每页文稿生成音频文件，添加到幻灯片、自动播放并保存在文稿中。注意：SuperClonica 暂不支持中文朗读。","h1":"Keynote AI 旁白：在 Mac 上为幻灯片配音","intro":"Keynote 可以在任意幻灯片上播放音频，所以带旁白的演示可以在你不在场时自行播放。与其逐页录自己的声音，不如用 AI 声音朗读每页的文稿，改一句话只需重新生成一行。\n\n本指南介绍如何用免费的 SuperClonica 引擎制作音频，并按照 Apple Keynote 使用手册的步骤在 Mac 上添加到 Keynote。菜单名称以英文标注。注意：SuperClonica 不支持中文朗读，可用英语、日语等 31 种语言生成旁白。","sections":[{"heading":"把每页文稿变成语音","paragraphs":["用简短的口语句子写下旁白在每页要说的话，每页存成一个文本文件。在各声音页面用 30 到 100 个字符即可免费试听，无需账号。然后用 python -m pip install superclonica-cpu 安装免费引擎，逐页运行 superclonica --text-file slide-01.txt --voice F2 --lang en --normalize --output slide-01.mp3。--normalize 让每页音量一致。"]},{"heading":"把音频添加到幻灯片","paragraphs":["在 Keynote 中，把音频文件从访达拖到幻灯片上，或点击工具栏的媒体按钮（Insert Media），选择 Choose Music 后拖入文件。幻灯片上的音频只在该页显示时播放，默认点按后开始；也可以让它在幻灯片出现时自动播放。文件必须是 Mac 上 QuickTime 支持的格式；如果 Keynote 不接受，Apple 建议转换为扩展名为 .m4a 的 MPEG-4 文件。"]},{"heading":"整套演示的背景音乐","paragraphs":["整套演示的背景音乐放在音轨中：在文稿边栏打开 Audio 标签，添加歌曲，然后选择 Off、Play Once 或 Loop。音乐要比人声小得多，讲课时可以不用。"]},{"heading":"分享之前","paragraphs":["要在另一台 Mac 上播放，请在 Keynote 通用设置中打开 Copy audio and movies into document，让旁白保存在文件里。从头到尾播放一遍，确认每页都等旁白结束。"]},{"heading":"自己的声音还是 AI 声音","paragraphs":["Keynote 也能录你的声音：单页用媒体按钮的 Record Audio，整套演示用文稿边栏 Audio 标签中的 Record，一边翻页一边讲。需要干净均匀的旁白、多种语言或快速修改时，AI 声音更方便。你也可以在工作室用 5 到 10 秒的录音训练一次自己的声音。"]}],"faq":[{"question":"Keynote 能自己朗读幻灯片吗？","answer":"Keynote 播放你添加到幻灯片上的音频。用语音合成把旁白做成音频文件，每页添加一个。"},{"question":"Keynote 接受哪些音频格式？","answer":"Mac 上 QuickTime 支持的格式。如果文件不能用，Apple 建议转换为 .m4a。"},{"question":"为什么音频在另一台 Mac 上不播放？","answer":"在 Keynote 通用设置中打开 Copy audio and movies into document，音频就会保存在演示文稿内。"},{"question":"AI 旁白免费吗？","answer":"免费的离线引擎和标准声音没有限制。声音库中的声音可以在各自页面免费试听，部分声音需付费，一次购买。"}],"cta":{"catalog":"选择旁白声音","install":"安装免费引擎","voices":"announcers"},"sources":[{"label":"Apple: Add video and audio in Keynote on Mac","url":"https://support.apple.com/guide/keynote/tan63d61519a/mac"},{"label":"Apple: Record audio in Keynote on Mac","url":"https://support.apple.com/guide/keynote/tan8a5df9cc5/mac"},{"label":"SuperClonica engine on PyPI","url":"https://pypi.org/project/superclonica-cpu/"}],"published":"2026-10-31","updated":"2026-10-31","pages":[{"slug":"powerpoint-ai-voiceover","path":"/guides/powerpoint-ai-voiceover","h1":"如何为 PowerPoint 演示文稿添加 AI 配音"},{"slug":"google-slides-ai-voiceover","path":"/guides/google-slides-ai-voiceover","h1":"如何为 Google 幻灯片添加 AI 配音"},{"slug":"text-to-speech-for-presentations","path":"/guides/text-to-speech-for-presentations","h1":"演示文稿文字转语音：为幻灯片配旁白"},{"slug":"articulate-storyline-text-to-speech","path":"/guides/articulate-storyline-text-to-speech","h1":"Articulate Storyline 文字转语音：用你自己的 AI 声音"},{"slug":"imovie-text-to-speech","path":"/guides/imovie-text-to-speech","h1":"iMovie 文字转语音：如何添加 AI 配音"},{"slug":"google-docs-text-to-speech","path":"/guides/google-docs-text-to-speech","h1":"Google 文档文字转语音：收听文档或保存为 MP3"},{"slug":"safari-read-aloud","path":"/guides/safari-read-aloud","h1":"Safari 朗读：在 iPhone、iPad 和 Mac 上收听网页"},{"slug":"waze-custom-voice","path":"/guides/waze-custom-voice","h1":"Waze 自定义语音：用任意声音导航"},{"slug":"ffmpeg-text-to-speech","path":"/guides/ffmpeg-text-to-speech","h1":"用 FFmpeg 给视频添加 AI 配音"},{"slug":"audio-description-voice","path":"/guides/audio-description-voice","h1":"用 AI 声音为视频制作口述影像"},{"slug":"rick-and-morty-voice-generator","path":"/guides/rick-and-morty-voice-generator","h1":"瑞克和莫蒂声音生成器：AI 文字转语音"},{"slug":"morty-voice","path":"/guides/morty-voice","h1":"莫蒂·史密斯 AI 声音生成器：文字转语音"}],"related":[{"slug":"text-to-speech","path":"/text-to-speech","h1":"在自己电脑上运行的语音合成"},{"slug":"supertonic","path":"/compare/supertonic","h1":"Supertonic 与 SuperClonica：同一模型，更快更干净"},{"slug":"fish-audio","path":"/compare/fish-audio","h1":"Fish Audio、Fish Speech 与 SuperClonica 对比"},{"slug":"omnivoice","path":"/compare/omnivoice","h1":"OmniVoice 与 SuperClonica：语言更多，还是速度更快"},{"slug":"qwen3-tts","path":"/compare/qwen3-tts","h1":"本地语音合成：Qwen3-TTS 还是 SuperClonica"},{"slug":"voxcpm","path":"/compare/voxcpm","h1":"VoxCPM 2 与 SuperClonica：录音棚音质还是 CPU 速度"},{"slug":"f5-tts","path":"/compare/f5-tts","h1":"F5-TTS 与 SuperClonica：零样本克隆还是 CPU 上的快速合成"},{"slug":"elevenlabs","path":"/compare/elevenlabs","h1":"可离线使用的 ElevenLabs 替代方案"},{"slug":"kokoro","path":"/compare/kokoro","h1":"Kokoro TTS 与 SuperClonica：两个小模型的本地语音合成"},{"slug":"piper","path":"/compare/piper","h1":"Piper TTS 与 SuperClonica：小设备还是定制音色"},{"slug":"xtts","path":"/compare/xtts","h1":"Coqui XTTS-v2 与 SuperClonica：Coqui TTS 的替代方案"},{"slug":"chatterbox","path":"/compare/chatterbox","h1":"Chatterbox TTS 与 SuperClonica：即时克隆还是训练好的音色文件"}]}