Cyg·nus /ˈsɪgnəs/
天鵝屬;天鵝座
Cyg·nus n. Astron. A constellation of the northern hemisphere east of, or following, Lyra; the Swan.
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Cygnus
n 1: a constellation in the northern hemisphere between Pegasus
and Draco in the Milky Way; contains a black hole
2: a genus of Anatidae [syn: genus Cygnus]