<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>计时 on Blog</title><link>https://icelemon.top/tags/%E8%AE%A1%E6%97%B6/</link><description>Recent content in 计时 on Blog</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Tue, 27 Oct 2026 22:30:00 +0800</lastBuildDate><atom:link href="https://icelemon.top/tags/%E8%AE%A1%E6%97%B6/index.xml" rel="self" type="application/rss+xml"/><item><title>日晷上的影子，为什么能告诉你时间</title><link>https://icelemon.top/knowledge/how-an-equatorial-sundial-tells-time/</link><pubDate>Tue, 27 Oct 2026 22:30:00 +0800</pubDate><guid>https://icelemon.top/knowledge/how-an-equatorial-sundial-tells-time/</guid><description>一根晷针、一块斜放的盘面，怎样把太阳的视运动变成刻度，以及为什么一年里还要换面读数。</description></item></channel></rss>