| 单词 | allen screw |
| 释义 | Allen screwnouna screw turned by means of an axial hexagonal hole in its head. Origin of Allen screwFormerly a trademark Words nearby Allen screwAllende Gossens, Allende meteorite, Allende, Salvador, Allen key, Allen Park, Allen screw, Allen's law, Allen's rule, Allen test, Allentown, Allen, Woody Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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