英语词汇“jack block”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	jack block
释义	WordReference Random House Unabridged Dictionary of American English © 2024 jack′ block′, [Naut.] Nautical, Naval Termsa block used in raising or lowering a topgallant yard. 1785–95
随便看	defecation defect defectibility defectible defection defective defectively defectiveness defective number defective year defectless defector defederalise defederalization defederalize defence defenceable defenceless defencelessly defencelessness defence mechanism defend defendable defendant defender

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