英语词汇“screw anchor”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	screw anchor
释义	screw anchor screw anchor An anchor (similar to an expansion bolt) having a metal shell with a screw along its central axis; when the shell is placed in a hole and the screw is driven in, the shell expands, tightly securing the anchor in the hole.
随便看	regratiatory regrating regrator regrede regredience regreen regreen program regreet regress regressed regressed luminaire regressed to regresses regresses to regressing regressing to regression regression-across-time-and-securities regression analysis regression and regression analysis regression-based model prediction regression coefficient regression coefficients regression conglomerate regression curve

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