英语词汇“spiral arm”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	spiral arm
释义	WordReference Random House Unabridged Dictionary of American English © 2024 spi′ral arm′, [Astron.] Astronomyany of the elongated and curved spiral sections that are connected to the center of a spiral galaxy. 1910–15
随便看	middle term middleton middletone middletown middletowner middleware middle watch middleweight middle west middle western middle westerner middle years middle youth middling middlingly middx middy middy blouse mideast mideastern midengine midfield midfielder mid-flight midgard

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