英语词汇“jackstone”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	jackstone
释义	jack·stone \ˈjakˌstōn\ noun Etymology: alteration of earlier chackstone, alteration of checkstone, singular of checkstones 1. : jack 2e (4) — usually used in plural 2. : jack 2e (3)
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