comet-凯发k8官网

14-11-12 a european spacecraft is a big step closer to attempting a first-ever soft landing on a comet. 欧洲一架航天器向首次在彗星上软着陆迈进了一大步。 this photo released by the european space agency on december 20, 2013 shows an artist impression of roset...

14-09-16 nasa's alice ultraviolet (uv) spectrograph aboard the european space agency's rosetta comet orbiter has delivered its first scientific discoveries. rosetta, in orbit around comet 67p/churyumov-gerasimenko, is the first spacecraft to study a comet up...

13-11-08 astronomers using the nasa/esa hubble space telescope have observed a unique and baffling（令人困惑的） object in the asteroid（小行星） belt that looks like a rotating lawn sprinkler（洒水车） or badminton shuttlecock. while this object is on an as...

13-03-08 it's among the most ancient of questions: what are the origins of life on earth? a new experiment simulating conditions in deep space reveals that the complex building blocks of life could have been created on icy interplanetary dust and then carrie...

12-05-04 when dad played his fiddle（小提琴） , the world became a bright star. to him violin was an instrument of faith, hope and charity. at least a thousand times, my mother said, your papa would play his fiddle if the world was about to blow up. and once...

11-11-09 anglo-french electrical goods retailer kesa has announced plans to sell off its troubled uk-based comet stores to a private equity firm for just 2. 英法电器销售商科萨宣布欲以2英镑的价格将总部位于英国的店铺彗星卖给一家私人股权公司。 the buyer is a gr...

11-06-17 hartley 2's hyperactive（极度活跃的） state, as studied by nasa's epoxi mission, is detailed in a new paper published in this week's issue of the journal science by an international team of scientists that includes lucy mcfadden of nasa's goddard sp...

10-12-29 as people on earth celebrate the holidays and prepare to ring in the new year, an esa/nasa spacecraft has quietly reached its own milestone: on december 26, the solar and heliospheric observatory (soho) discovered its 2000th comet. drawing on help f...

10-06-04 1. 萝卜青菜，各有所爱。 [误] some prefer radish but others prefer cabbage. [正] tastes differ. 注：tastes differ/vary .是句英语谚语，除此以外，原句还可翻译成 no dish suits all tastes.或 you can never make everyone happy. 等。此外，我们还可以这样说：...

10-05-25 solar physicists at the university of california, berkeley, have captured for the first time the collision of a comet with the sun. using instruments aboard nasa's twin stereo spacecraft, four post-doctoral fellows at uc berkeley's space sciences la...