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单词
Sirius
释义
Sirius
/ˈsɪrɪəs/
Astronomy
the brightest star in the sky, south of the celestial equator in the constellation Canis Major. It is a binary star with a dim companion, which is a white dwarf.
【天文】天狼星。亦称
DOG
STAR
.
词源
Latin, from Greek
seirios astēr
'scorching star'.
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更新时间:2025/8/6 7:09:37