单词	extragalactic
释义	extragalactic adjective ex·​tra·​ga·​lac·​tic ˌek-strə-gə-ˈlak-tik  : originating or existing outside the Milky Way galaxy also : of or relating to extragalactic space extragalactic astronomy Example Sentences Recent Examples on the Web What began during lockdown as a live multimedia cartoon, about a feline mission to stop extragalactic rats from devouring the moon, is now a hilarious graphic novel. New York Times, 4 May 2022 The spacecraft could perform other transformational science, such as studying the extragalactic background light, the collective cosmic glow from all luminous objects in the observable universe. Jonathan O'callaghan, Scientific American, 6 Jan. 2022 In fact, scientists discovered several extragalactic explosions that year. Joshua Hawkins, BGR, 15 Dec. 2021 Researchers believe their findings will enable other astronomers to find other extragalactic planets with wide orbits, hopefully leading to larger discoveries for the scientific community. Zoe Christen Jones, CBS News, 27 Oct. 2021 Then in 1997, an Italian and Dutch satellite called BeppoSAX confirmed that gamma-ray bursts were extragalactic, in some cases originating many billions of light-years away. Jonathan O'callaghan, Wired, 18 July 2021 Then in 1997, an Italian and Dutch satellite called BeppoSAX confirmed that gamma-ray bursts were extragalactic, in some cases originating many billions of light-years away. Jonathan O'callaghan, Wired, 18 July 2021 Then in 1997, an Italian and Dutch satellite called BeppoSAX confirmed that gamma-ray bursts were extragalactic, in some cases originating many billions of light-years away. Jonathan O'callaghan, Wired, 18 July 2021 Then in 1997, an Italian and Dutch satellite called BeppoSAX confirmed that gamma-ray bursts were extragalactic, in some cases originating many billions of light-years away. Jonathan O'callaghan, Wired, 18 July 2021 See More Word History Etymology International Scientific Vocabulary First Known Use 1851, in the meaning defined above
随便看	cyclosystem Cyclotella cyclothem Cyclothurus cyclothymes cyclothymia cyclothymias cyclothymic cyclothymiccer cyclothymiccest cyclothymicer cyclothymicest cyclothymics cyclotic cyclotomic Cyclotosaurus cyclotron cyclotron resonance cyclotrons cyclus cycluses cycnocheses cycnochesses cyder cyders

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