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单词
optical astronomer
释义
WordReference Random House Unabridged Dictionary of American English © 2024
op
′
tical astron
′
omy,
Astronomy
the branch of observational astronomy using telescopes to observe or photograph celestial objects in visible light.
1965–70
op
′
tical astron
′
omer.
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更新时间:2025/7/25 18:30:51