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  1. Oxford American Dictionary

    Shoemaker–Levy 9

    • IPA[ˈSHo͞oˌmākər ˈlēvē ˈnīn]

    美式

    • ph.
      a comet discovered in March 1993, when it had just broken up as a result of passing very close to Jupiter. In July 1994 more than twenty separate fragments impacted successively on Jupiter, causing large explosions in its atmosphere.