地球绕太阳公转是椭圆形的轨道,春分(vernal equinox)(3月21)和 秋分 ( the autumnal equinox )(9月23)的时分是最近的,夏至(the Summer Solstice)和冬至(midwinter)是最远的,一天正午,太阳直射是当日最近的,午夜0点是最远...
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Why do you celebrate the Autumnal Equinox?
你们为什么要过秋分节呢?
This year, the full moon and the autumnal equinox happened on the same day, for the first time in 19 years.
今年,满月与秋分正好落在同一天,此种巧合为19年来的首次。
Don't be fooled by the notion that on the autumnal equinox the length of day is exactly equal to the length of night.
别被秋分日昼夜长短相等的概念愚弄了。
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