上(日出) + 下(月出) = 明。大帽山
太陽直徑是月亮的400倍，而太陽距離地球， 是月亮距離地球的400倍遠，巧合嗎？
因為這個緣故，造成兩者視覺上差不多大小，亦令到地球人可以成功看見日(全)食。
留意日，月，在相中，是否大致一樣大小，大帽山的建築物就是尺。
Sunrise (top) + Moonrise (bottom) over Tai Mo Shan, Hong Kong
Sun + Moon is chinese word "明" (means bright)
While diameter of Sun is 400 times of Moon, its distance to Earth is also 400 times farther than Moon to Earth. An eyeview on Earth they are both of similar size.
This let human able to view total solar eclipse.
Earthsky Ref:
https://earthsky.org/space/coincidence-that-sun-and-moon-seem-same-size/
https://www.facebook.com/photo?fbid=599520498884328&set=a.557095339793511
無所不在之天象-知識的美麗
https://www.facebook.com/groups/100680376948050/posts/1936404186708984
日出元朗 / 月出元朗
