| 释义 |
圭表guībiǎo我国古代天文仪器,是在石座上平放着一个尺(圭),南北两端各立一个标杆(表)。根据日影的长短可以测定节气和一年时间的长短。{sundial; ancient Chinese astronomical instrument, consisting of a dial (gui) fixed above a stone with a pole (gnomon) standing on either side of it (north and south), which can be used for measuring, by the shadow of the gnomon cast by the sun, the solar terms and the length of the year} |