He believes that as far back as 30,000 B.C., hunters may have used a system of notation, engraved on bone and stone, to mark phases of the Moon.
他认为,远在公元前30,000年以前,猎人可能会用一套刻在骨头和石头上的符号系统来标记月相。
Ancient cultures often modified natural rock formations or built stone monuments to mark the motions of the sun and moon, charting the seasons, creating calendars and monitoring eclipses.
原始文明经常用改造天然石群或修建石碑来记录太阳和月亮的运行和季节变化,创立历法和观测日食月食。
The river in front of the village as a crescent moon, on the river has a stone bridge.
村子的前面有一条月牙一样的小河,河上有一座石桥。
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