Shunt



GRE Barron

解释

GRE 红宝书

• v.使 ( 火车) 转到另一轨道, 转移方向
• ［英］ v.使 ( 火车) 转到另一轨道, 转移方向 ( to switch a train from one track to another)
• ［类］ divert : shunt / retard : brake ( 转轨为了转向 / 刹车为了减速)

Webster Collegiate

I. verb

• Etymology: Middle English, to move suddenly, turn away, evade, perhaps from past participle of shonen
• Date: 13th century
• transitive verb
  • 1.
    • a. to turn off to one side ; shift <was shunted aside>
    • b. to switch (as a train) from one track to another
  • 2. to provide with or divert by means of an electrical shunt
  • 3. to divert (blood) from one part to another by a surgical shunt
  • 4. shuttle <shunted the missiles from shelter to shelter>
• intransitive verb
  • 1. to move to the side
  • 2. to travel back and forth <shunted between the two towns>
• ? shunter noun

II. noun

• Date: 1842
• 1. a means or mechanism for turning or thrusting aside: as
  • a. chiefly British a railroad switch
  • b. a conductor joining two points in an electrical circuit so as to form a parallel or alternative path through which a portion of the current may pass (as for regulating the amount passing in the main circuit)
  • c. a surgical passage created to divert a bodily fluid (as blood) from one vessel or part to another; also a device (as a narrow tube) used to establish a similar passage
• 2. chiefly British an accident (as a collision between two cars) especially in auto racing

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