| 单词 | dogbolt | 
| 释义 | dogbolt1 of 3noun (1)  dog·bolt   archaic    : wretched fellow : mean contemptible person   dogbolt2 of 3 noun (2)" 1   : a long slim bolt for uniting two parts at right angles or for securing girders to a supporting post by being driven through one piece then bent and driven into the other   2   : a bolt used to hold the work in machining   dogbolt3 of 3 transitive verb"   : to secure with a dogbolt   | 
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