sun compass

Basics include matches and kindling, a map and compass, a knife, a flashlight, a first aid kit, sun protection, and a blanket or tarp.

基本物资包括火柴和蜡烛，地图和指南针，刀子，手电筒，急救箱，防晒用品，毯子或防水布。

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sun compass is a program to show the north direction from the sun or moon position. it also gives you the direction to makkah.

太阳罗盘（指南针）是一个能依据太阳或月亮的位置指示北方的程序。它也能够给出圣地麦加的方向。

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It is of course very useful for a migrating bird to be able to switch to a magnetic compass when clouds cover the sun; otherwise it would just have to land and wait for the sun to come out again.

具有这种磁场罗盘，对候鸟来说当然非常有用，因为如果乌云遮日，它可以以磁场为向导继续飞行，否则它就只好着陆，等待太阳重新出现。

provided by jukuu

Wind from the compass points, sun at meridian.

那自四面到临的风，天顶的太阳。

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this new study now shows that the insects use an body "circadian" clock as part of their sun compass.

一项最新研究表明它们事实上将自身的生理节奏钟与太阳结合起来判断方向。

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