Halley's comet A comet that orbits the Sun about every 76 years. It was first recorded in 240 BC, was last seen in 1986, and is next due in 2061. Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited ...
根据第一段“Twain said in 1909, “I came in with Halley’s Comet in 1835. It is coming again next year, and I expect to go out with it.” Surprisingly enough, Mark Twain died the day after it passed by earth a second time.(吐温在1909年说:“我在1835年和哈雷彗星一起来到这里。明年...
Halley's Comet (哈雷彗星) appeared at the time of Mark Twain's birth, making his arrival an even more special event. Twain said in 1909,"I came in with Halley's Comet in 1835. It is coming again next year, and I expect to go out with it." Surprisingly enough, Mark Twain died th...
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Halley’s Comet (哈雷彗星) appeared at the time of Mark Twain’ s birth, making his arrival an even more special event. Twain said in 1909, “I came in with Halley’s Comet in 1835. It is coming again next year, and I expect to go out with it.” Surprisingly enough, Mark Twain ...
aThe most recent appearance of Halley's Comet was different because scientists could study the comet using 因为科学家可能学习彗星使用, Halley的彗星最近出现是不同的 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语翻译 瑞典...
When Halley’s comet (彗星)came through the inner solar system in 1986, spacecraft from Japan, the Soviet Union, and Europe were there to meet it. But six months before these spacecraft met up with Halley, another one had already made the first comet rendezvous, with a different comet....
百度试题 结果1 题目The earliest record(记录) of Halley's(哈雷) Comet(彗星) was made by . A. Greek(希腊人) B. Egyptian(埃及人) C. Halley D. Chinese 相关知识点: 试题来源: 解析 D 反馈 收藏
Abbreviations: ETS, environmental tobacco smokePAHs, polycyclic aromatic hydrocarbonsNo Abstract available for this article.doi:10.1038/320098a0Maddox, JohnNature Publishing Group UKNature
Applying the model to comet Halley (dust to volatiles ratio presumed to be less than two), it is predicted that the comet remains without a mantle ... Brin,G.,D.,... - 《Astrophysical Journal》 被引量: 194发表: 1979年 Cometary Collisions and Geological Periods Halley's Comet/ A9110 ...