英语词汇“sand jack”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	sand jack
释义	WordReference Random House Unabridged Dictionary of American English © 2024 sand′ jack′, [Shipbuilding.] Nautical, Naval Termsany of a number of containers of sand driven beneath a hull about to be launched as a temporary support and then drained of sand so as to let the hull down onto the launching cradle.
随便看	fall guy fallibility fallible fallibleness fallibly fall in falling falling action falling band falling diphthong falling door falling-out falling-outs falling rhythm falling sickness fallings-out falling star falling weather fall line fall off falloff fall on fallopian tube fall-out fallout

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