Wrench



GRE Barron 考研

解释

GRE 红宝书

• v.扭, 拧; n.板钳, 扳手
• ［英］ v.扭, 拧 ( to move with a violent twist)
• ［例］ wrench a screw off ( 用力拧下螺钉)

Webster Collegiate

I. verb

• Etymology: Middle English, from Old English wrencan; akin to Old High German renken to twist and perhaps to Latin vergere to bend, incline
• Date: before 12th century
• intransitive verb
  • 1. to move with a violent twist; also to undergo twisting
  • 2. to pull or strain at something with violent twisting
• transitive verb
  • 1. to twist violently
  • 2. to injure or disable by a violent twisting or straining <wrenched her back>
  • 3. change; especially distort, pervert
  • 4.
    • a. to pull or tighten by violent twisting or with violence
    • b. to snatch forcibly ; wrest
  • 5. to cause to suffer mental anguish ; rack
• ? wrenchingly adverb

II. noun

• Date: 1530
• 1.
  • a. a violent twisting or a pull with or as if with twisting
  • b. a sharp twist or sudden jerk straining muscles or ligaments; also the resultant injury (as of a joint)
  • c. a distorting or perverting alteration
  • d. acute emotional distress ; sudden violent mental change
• 2. a hand or power tool for holding, twisting, or turning an object (as a bolt or nut)
• 3. monkey wrench 2

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