| 单词 | slot washer |
| 释义 | slot washernoun1 : a lock washer having a slot cut in its edge to permit the driving of a nail or screw through it after the nut has been tightened to prevent the bolt or nut from turning 2 : a washer slotted through from the outside to the central hole so that it may be inserted or removed with the bolt in place |
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