# 要点详解 在HTML视图中,选中内容,点击“上标”![](http://img.iremaker.com/a49382ad8828a259313a3e47fad82cabaa6f6bb66ff843230388dd11ad541bf6.jpg?v=FliSCsLNOQ) 或“下标” ![](http://img.iremaker.com/a6f644fe3c4651a710d72a3ea0cde6da8b798f385207759aee42d88a38660972.jpg?v=FpK0qRfiUR),即可设置为上下标。 # 视频讲解 <video width="90%" controls=""><source src="http://other.iremaker.com/ff8ec83255b1a1a49f780dd811726547a93450a8d1e96178477c3ff62d91d36e.mp4?v=lvgC0fVUzK" type="video/mp4">您的浏览器不支持 video 标签。</video>