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	hfnv hfnwr hfny hfnz hfo hfoa hfob hfobr hfoc hfof hfog hfoi hfom hfomu hfonc hfooa/d hfop h-form hfos hfoss hfot hfov hfovr hfp hfpa

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