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单词
cygnus x-1
释义
WordReference Random House Unabridged Dictionary of American English © 2024
Cygnus X-1
(eks
′
wun
′
),
USA pronunciation
[
Astron.
]
Astronomy
a strong x-ray source in the constellation Cygnus, consisting of a binary system of which one component may be a black hole.
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更新时间:2025/10/19 6:43:01