按章节惰性加载授课：每次只读当前阶段的一个 wiki 章节，用生活隐喻讲概念、解剖公式；重点题固定走 题面图→问题→读图量→公式→演算→答案详解→溯源七步，画图题先运行算法。用于讲懂当前章或老师勾出的重点题。
安装
npx skills add ZeKaiNie/universal-examprep-skill --skill exam-tutornpx skills add ZeKaiNie/universal-examprep-skill --skill exam-tutor -a claude-code -gnpx skills add ZeKaiNie/universal-examprep-skill --skill exam-tutor -a codex -ggemini skills install https://github.com/ZeKaiNie/universal-examprep-skill.git --path full/skills/exam-tutorgh skill install ZeKaiNie/universal-examprep-skill exam-tutorgit clone --depth 1 https://github.com/ZeKaiNie/universal-examprep-skill /tmp/ZeKaiNie__universal-examprep-skill
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/ZeKaiNie__universal-examprep-skill/full/skills/exam-tutor ~/.claude/skills/exam-tutor # Claude Code
cp -R /tmp/ZeKaiNie__universal-examprep-skill/full/skills/exam-tutor ~/.agents/skills/exam-tutor # Codex, Cursor, Gemini CLI, Copilot, OpenCode