Alternate clock designs and time systems

> 替代时钟设计与时间系统

HN Points: 95 / 56 comments | Author: ethanpil | HN Discussion: item?id=48810543 | Source: serialc.github.io

> HN 评分: 95 / 56 条评论 | 作者: ethanpil | HN 讨论: item?id=48810543 | 来源: serialc.github.io

Original Article

> 原文

A day has 24 hours in it.

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