彗星擊 的英文怎麼說
中文拼音 [huìxīngjī]
彗星擊
英文
comet strike-
The many impact craters that have pocked our moon and earth reveal our solar system can be like a shooting gallery, with asteroids and comets regularly striking planets and their companions
我們的月亮和地球上密密麻麻的碰撞環形山可能和射擊場相似,小行星和彗星經常碰撞行星及其伴星。From a cosmic perspective, the impact of comet shoemaker - levy 9 into jupiter was unremarkable : the cratered surfaces of rocky planetary bodies and satellites already bear testimony that the solar system is a shooting gallery
從宇宙的觀點,修梅克?李維9號彗星撞擊木星是件小事:巖石態行星與衛星凹凸不平的表面,早已說明了太陽系就像個靶場。It most likely happened after a cataclysmic comet or an asteroid impact 65 million years ago
恐龍滅絕很可能發生在6 , 500萬年前,由於一顆彗星或者一顆小行星撞擊地球所發生的毀滅性災難。Black scars reveal the aftermath of jupiter ' s impact with nearly two dozen chunks from comet shoemaker - levy 9 in 1994. the impacts sent towering mushroom - shaped fireballs of hot gas into the jovian sky
哈勃望遠鏡拍攝到的這個畫面上,一些清晰可見的黑色疤痕向人們揭示出, 1994年7月份一顆命名為蘇梅克-列維9號的彗星斷裂成21個碎塊撞擊木星的情景,撞擊產生的蘑菇形的火球在沖擊到了木星的上空。A small fraction of the rocks blasted off mars by asteroid or comet impacts could have reached earth in just a few years
小行星或彗星在撞擊火星時,所轟出的巖石之中,有少數可以在僅僅數年之內就抵達地球。To begin their interplanetary trip, the materials would have to be ejected from their planet of origin into space by the impact of a comet or asteroid [ see box below ]
這些物質必須受到彗星或小行星的撞擊,才會從原本所在的行星噴發到太空中,踏上星際之旅(見下方星際特快車) 。The deep impact flyby spacecraft carries two cameras and an infrared device to analyze spectral data, while the impactor carried a camera that sent back dramatic images of the comet until three seconds before the collision
深沖擊飛行由航天器運載二臺照相機和一個紅外設備分析數據,當"錘碎機"運載了退還彗星的劇烈的圖象直到三秒在碰撞之前的一臺照相機。The deep impact spacecraft travelled to comet tempel 1 and released an impactor, creating a crater on the surface of the comet for scientists to analyse the constituents of the comet
太空船深度撞擊號發射一個炮彈,射向彗星譚普一號。撞擊在彗星表面造成一個大坑,讓科學家研究彗星的成份。Radioisotope dating of the impact - melt samples ? rocks that melted when an asteroid or comet struck the moon, therefore revealing when an impact occurred ? shows that all these basins formed in a narrow interval between 3. 9 billion and 3. 8 billion years ago
利用放射性同位素為撞擊熔融物(在小行星或彗星撞擊月球時熔化的巖石,因此它們能顯示撞擊發生的時間)定年,顯示這些盆地都在39 ~ 38億年前一個很短的時間內形成。Nearly all traces of the asteroids and comets that struck earth billions of years ago have been erased from our planet ' s geologically active surface
在地球上,所有數十億年前被小行星和彗星撞擊的痕跡,幾乎都已經被地球表面的地質活動所抹去。As tantalising as the detection is, more analysis is needed to pin down the source of the gas, with geothermal effects and comet impacts still a possibility
但不管這發現多麼引人,鑒于地熱效應和彗星撞擊也是甲烷產生的可能性,所以在氣體來源最終被確定前,還有很多的分析工作要做。Tip : pressing the browser button [. . ] in object designation field of the the verification window will bring up the object identification dialogue which displays all known asteroids and comets near the measured positions, supporting identification of the object
技巧:在確認窗口的目標指定區域中點擊瀏覽按鈕[ . . . ] ,將給出目標身份對話框,裏面顯示了在測量位置附近的所有已知的小行星和彗星,用以幫助確定目標。分享友人