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	compression band compression bandage compression-based distance measure compression bearing joint compression belt compression bonding encapsulation compression cable compression cache compression chamber compression control protocol compression coupling english meat and wool sheep englishmen english mercury english meta-access to internet search engines english method english midlands english mother tongue english mounting english muffin english muffins english name of szentgotthárd saint gotthard english names for organisms english nation english national ballet

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