Santa traditionally navigates the frosty night skies December 24th without using a compass or a chart to plot his course.

圣诞老人通常在12月24日寒冷的夜空中航行，而不用罗盘或海图来规划路线。

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Santa traditionally navigates the frosty night skies on December 24th without using a compass or a chart to plot his course.

圣诞老人通常在12月24日寒冷的夜空中航行，而不用罗盘或地图来规划路线。

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Worried that Mr. Lee was angry with us, we tried very hard on our next task—using the map and compass to find a secret location.

由于担心李先生生我们的气，我们在下一个任务上非常努力——用地图和指南针找到一个秘密地点。

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But most are held in wilderness areas and require competitors to find a series of checkpoints using only a compass, an altimeter and a topographic map.

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"I think night-flying moths and night-flying locusts could benefit from using a star compass similar to the one that the dung beetles are using, " she said.

BBC: Dung beetles guided by Milky Way