notes 摘自陶哲轩演讲
摘自陶哲轩演讲http://www.youku.com/playlist_show/id_5267259.html
A frog in a well 井底之蛙
A frog in a well 井底之蛙
Aristotle
亚里士多德
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summmer solstice 夏至 = June solstice
lunar eclipse 月食 * were
caused by the moon falling into(passing through) the earth's
shadow.
equator
赤道
Tropic of Cancer 北回归线 ,also
referred to as the Northern
tropic
=> Cancer
巨蝎座
Cancer 巨蟹座(黄道第四宫 6月22日-7月22日) ;Capricorn 魔羯座(黄道第十宫 12月22日- 1月19日) 而每年的6月21日或22日,太阳光直射到北纬23°26′ 时,正是巨蟹宫的所在纬线,所以, 北回归线也就是“巨蟹座回归线”,南回归线Tropic of Capricorn(or Southern tropic)同理。
radii 半径(radius的复数)
elliptical [ɪ'lɪptɪkl] 椭圆的,省略的
sundial 日晷 and it didn't work
telescope 望远镜
discrepancy 不符;差异,相差
heliocentric 以太阳为中心的(helio表示太阳)
=>geocentric以地球..(geo:常见的前缀,表示地球、土地、地理等含)
ironic 讽刺的
ecliptic 黄道 ;(日或月)蚀的
zodiac 黄道带 zodiacal signs黄道十二宫
triangulation 三角测量 => GPS
interval 间隔 so by taking Brahe’s data at * of 687 days...
(kepler:687 days,Mars comes back to its original position.)
interplanetary 太阳系内的;行星间的 satellites星际卫星
jupiter 木星
Milky Way 银河
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The true sign of intelligence is not knowledge but
imagination.
---Albert Einstein
eaglediao