... 月球 moon; selen-; seleno-; selen ... 类星体 quasar; quasi-stellar object 类星体 [天文学] quasar; quasi-stellar object (qso) ...
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N a member of any of several classes of astronomical bodies, including quasars (strong radio sources) and quasi-stellar galaxies (no traceable radio emission), both of which have exceptionally large red shifts 类星体 ( abbr: QSO)
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