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 planetary   添加此单词到默认生词本
a. 行星的, 流浪的, 迁移不定的, 地球上的, 现世的



    planetary
    [ adj ]
    1. of or relating to or resembling the physical or orbital characteristics of a planet or the planets

      2. <adj.pert>
      planetary motion
      planetary year
    2. of or relating to or characteristic of the planet Earth or its inhabitants

      3. <adj.pert>
      planetary rumblings and eructations
      the planetary tilt
      this terrestrial ball
    3. having no fixed course

      4. <adj.all>
      an erratic comet
      his life followed a wandering course
      a planetary vagabond
    4. involving the entire earth; not limited or provincial in scope

      5. <adj.all>
      global war
      global monetary policy
      neither national nor continental but planetary
      a world crisis
      of worldwide significance


    Planetary \Plan"et*a*ry\, a. [Cf. L. planetarius an astrologer,
    F. plan['e]taire planetary. See {Planet}.]
    1. Of or pertaining to the planets; as, planetary
    inhabitants; planetary motions; planetary year.

    2. Consisting of planets; as, a planetary system.

    3. (Astrol.) Under the dominion or influence of a planet.
    ``Skilled in the planetary hours.'' --Drayton.

    4. Caused by planets. ``A planetary plague.'' --Shak.

    5. Having the nature of a planet; erratic; revolving;
    wandering. ``Erratical and planetary life.'' --Fuller.

    {Planetary days}, the days of the week as shared among the
    planets known to the ancients, each having its day.
    --Hutton.

    {Planetary nebula}, a nebula exhibiting a uniform disk, like
    that of a planet.

    1. Red Mars, the first volume of a planned trilogy, is the product of a imaginative love affair between the author and the Earth's nearest planetary neighbour.
    2. Continuing the space science programs in astronomy and planetary research, developing advanced rocket engines for the shuttle and financing the Pathfinder program, which would develop new technology for possible missions to Mars.
    3. Atlantis' mission ended Monday when the 97-ton shuttle landed at Edwards Air Force Base, Calif. after deploying Magellan, the nation's first planetary probe in 11 years and the first ever to ride a shuttle into space.
    4. The generators have been used without mishap on 23 space missions, many of them planetary probes, during the past few decades, said Willis Meeks, Ulysses project manager for NASA.
    5. Magellan will be the first planetary probe launched from a shuttle as well as the first U.S. planetary mission since two Pioneer spacecraft were dispatched in 1978 to study Venus' atmosphere.
    6. Magellan will be the first planetary probe launched from a shuttle as well as the first U.S. planetary mission since two Pioneer spacecraft were dispatched in 1978 to study Venus' atmosphere.
    7. With this instrument, astronomers plan to look into crowded centers of galaxies and search for disk-shaped formations of gas and dust around young stars where new planetary systems may be forming.
    8. Although the space probe's instruments will be recording information about Venus _ Earth's closest planetary neighbor _ the data won't be played back for scientists until October.
    9. California Institute of Technology planetary scientist John O'Keefe and geophysicist Thomas Ahrens reached their conclusion by analyzing experiments in which Ahrens and geophysicist Manfred Lange shot steel bullets into rocks at 4,500 mph.
    10. Californian Suzanne McMillan, who says she is a "planetary healer," will gather followers at the pyramids for five days of meditation.
    11. Jim Doyle, spokesman at the Jet Propulsion Laboratory which controls America's unmanned planetary explorations, said Friday that the correction is the first of two built into the mission's trajectory.
    12. Separately, delays are causing scheduling conflicts between military payloads and interplanetary probes, which are tied to planetary alignments.
    13. Then we could celebrate the new year on an agreed first day of Spring, along with the birds and the bees. This is not, I hasten to add, an appeal to move to a calendar based on the astrologers' system of planetary and solar influences.
    14. NASA said the blaze would have no impact on Friday's scheduled liftoff of Atlantis on a planetary mission.
    15. Dorfman said the U.S. sent 36 planetary launches aloft in the 1960s, but only 11 in the 1970s and just two are scheduled for this decade.
    16. Magellan and Galileo are high-priority missions because there is only a month or so every two years when their planetary targets are in the proper alignment for a launch.
    17. Sagan recalled that the first successful planetary mission occurred when Mariner 2 flew past Venus in 1962.
    18. Astronomers reported they have detected at least two planets orbiting a dense star in the Milky Way galaxy, raising the prospect that planetary systems may be more common than had been thought.
    19. Magellan's $744 million mission will use radar to penetrate the clouds, then collect the reflected waves to make the best maps and pictures yet of Earth's nearest planetary neighbor.
    20. The sun won't completely block Earth's view of Venus and Magellan during the planetary lineup, but activity from the sun already has impaired some communications, he said.
    21. Magellan, the first U.S. planetary spacecraft launched since 1978, fired its braking rocket and dropped into orbit around Venus today on a mission to make the best pictures yet of the planet's cloud-covered terrain.
    22. A robot probe was flying right on target to Venus and Atlantis' astronauts landed here after a successful four-day space shuttle mission that put U.S. planetary exploration back on track.
    23. "Venus is not a living, breathing example, but a very dead example of what a polluted atmosphere is like," said Donald Hunten, a professor of planetary sciences at the University of Arizona.
    24. A two-day practice countdown began Thursday for the launch of Atlantis on the first space shuttle planetary mission.
    25. "Triton looks different from anything we've ever seen," said Tobias Owen, a planetary scientist from the State University of New York at Stony Brook and a member of the imaging team.
    26. In the early 16th century, the Polish astronomer Nicholas Copernicus laid the foundation for modern astronomy with his heliocentric theory of planetary motion in which the planets revolved around a motionless sun.
    27. What's missing is a recognition that the planetary program has genuinely changed intellectual thought in the 20th century.
    28. Your Aug. 23 article "For Consumers, Ecology Comes Second" suggests that consumers care more about short-term personal convenience than long-term planetary well-being.
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