Online Google Dictionary

unbolt 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/ˌənˈbōlt/,
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unbolted, past participle; unbolts, 3rd person singular present; unbolting, present participle; unbolted, past tense;
  1. Open (a door or window) by drawing back a bolt


  1. undo the bolt of; "unbolt the door"
  2. (unbolted) unbarred: not firmly fastened or secured; "an unbarred door"; "went through the unlatched gate into the street"; "an unlocked room"