中文版：为在线课程《[课程名]》第[数字]节写讲稿。要有开场白、学习目标、知识点讲解（配合PPT翻页）、互动提问、总结、课后任务。语言口语化，15分钟左右。设计至少两个互动环节。

英文版：Write a script for lesson [Number] of the online course '[Course Name]'. Include opening, learning objectives, explanation (with PPT slide cues), interactive questions, summary, and homework. Conversational tone, about 15 minutes. Design at least two interactive segments.

该提示词已在以下工具中验证有效：ChatGPT、Claude、Gemini、Kimi、DeepSeek