英语词汇“optical astronomer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	optical astronomer
释义	WordReference Random House Unabridged Dictionary of American English © 2024 op′tical astron′omy, Astronomythe 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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