单词：Eratosthenes of Cyrene
[网络] 埃拉托斯特尼；厄拉多塞；昔兰尼的厄拉多塞
单词：Eratosthenes of Cyrene 相关文章
Libyas Ancient Cultural Areas Suffer Damage Cyrene is an ancient city in eastern Libya that was founded by the Greeks more than 2,600 years ago. The historic site once appealed to tourists. But today, it suffers greatly from damage and lack of care.
发表于:2018-12-16 / 阅读(103) / 评论(0)
2018年VOA慢速英语(十一)月
2018年VOA慢速英语(十一)月
How big a stick would you need to measure the planet? A thousand miles long? A million? How about three feet? That ought to be enough to do it, as an ancient Alexandrian man named Eratosthenes figured out. Eratosthenes was a multi-talented man who li
发表于:2019-02-23 / 阅读(68) / 评论(0)
英语时差8，16
英语时差8，16
On our last program we discussed a simple experiment run by an Alexandrian named Eratosthenes in the third century B.C. By noting that, at the same time of day, sticks in the ground cast different-length shadows depending on whether they were in a no
发表于:2019-02-23 / 阅读(59) / 评论(0)
英语时差8，16
英语时差8，16