Halley's comet

基本解释

This was of only passing interest until someone realized that Earth would pass through the tail of Halley's comet in 1910.
当有人认识到地球可能将会在1910年被彗星尾巴扫到后，这一事件成了盛极一时的话题。
Halley's Comet is likely the most famous comet in the world, even depicted in the Bayeux Tapestry that chronicled the Battle of Hastings of 1066.
哈雷彗星恐怕是世界上最著名的彗星了，它甚至在记述1066年赫斯廷斯战役的贝叶挂毯中被描述过。
Halley's Comet, which reappears about every 75 years, is a 'short-period' comet from a different part of the Solar System called the Kuiper Belt.
哈雷彗星大约每75年会再现一次，哈雷彗星是一个“短期”的彗星，来自太阳系一个名为柯伊伯带的与众不同的部位。

Annihilation aside, Halley's comet will damage the world economy and the environment.
ECONOMIST: Stop that comet
The heavens, he observed, remained agreeably unchanged: he saw Halley's comet when it passed over Pennsylvania in 1910 and again in 1986, when he was in New Zealand doing research.
ECONOMIST: William Sunderman

a comet revolving around the sun in a period of about 76 years, last seen in 198586