英语词汇“sinus iridum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	sinus iridum
释义	WordReference Random House Unabridged Dictionary of American English © 2024 Si•nus Ir•i•dum (sē′nəs ir′i dəm, sī′-),USA pronunciation Astronomy(Bay of Rainbows) a semicircular dark plain in the second quadrant of the face of the moon.
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