英语词汇“board drop hammer”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	board drop hammer
释义	board drop hammer noun : a drop hammer in which the ram is raised by means of one or more boards that pass between two friction rollers at the top of the hammer
随便看	sade sadhana sadhe sadhu sadic sadiron sadism sadism sadist sadistic sadistic sadistically sadly sadness sado sadomasochism sadomasochist sadomasochistic sad sack sadware SAE sae sae saebeins saecular

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