Throttle



GRE Barron

解释

GRE 红宝书

• v.掐脖子; 扼杀; n.节流阀
• ［英］ v.掐脖子 ( choke) ; 扼杀 ( suppress) ; n.节流阀 ( a valve for regulating the supply of a fluid to an engine)
• ［记］ throt ( =throat喉) +tle -> 掐脖子
• ［例］ The thief throttled the dog to keep it from barking.

Webster Collegiate

I. verb (throttled; throttling)

• Etymology: Middle English throtelen, from throte throat
• Date: 15th century
• transitive verb
  • 1.
    • a.
      • (1) to compress the throat of ; choke
      • (2) to kill by such action
    • b. to prevent or check expression or activity of ; suppress <policies that throttle creativity>
  • 2.
    • a. to decrease the flow of (as steam or fuel to an engine) by a valve
    • b. to regulate and especially to reduce the speed of (as an engine) by such means
    • c. to vary the thrust of (a rocket engine) during flight
• intransitive verb
  • to throttle something (as an engine) — usually used with back or down<the pilot throttled back>
• ? throttler noun

II. noun

• Etymology: perhaps from Middle English *throtel, diminutive of throte throat
• Date: circa 1547
• 1.
  • a. throat 1a
  • b. trachea 1
• 2.
  • a. a valve for regulating the supply of a fluid (as steam) to an engine; especially the valve controlling the volume of vaporized fuel charge delivered to the cylinders of an internal combustion engine
  • b. the lever controlling this valve
  • c. the condition of being throttled

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