Spike



GRE

解释

GRE 红宝书

• n.长钉, 大钉
• ［英］ n.长钉, 大钉 ( a very large nail)
• ［例］ He hammered the spike in straight. ( 他将那枚大钉笔直地敲了进去)

Webster Collegiate

I. noun

• Etymology: Middle English, probably from Old Norse spīk splinter & spīkr spike; akin to Middle Dutch spiker spike — more at spoke
• Date: 13th century
• 1. a very large nail
• 2.
  • a. one of a row of pointed irons placed (as on the top of a wall) to prevent passage
  • b.
    • (1) one of several metal projections set in the sole and heel of a shoe to improve traction
    • (2) plural a pair of shoes having spikes attached to the soles or soles and heels
  • c. spindle 1e
• 3. something resembling a spike: as
  • a. a young mackerel not over six inches (15.2 centimeters) long
  • b. an unbranched antler of a young deer
• 4. plural spike heel 2
• 5. the act or an instance of spiking (as in volleyball)
• 6.
  • a. a pointed element in a graph or tracing
  • b. an unusually high and sharply defined maximum (as of amplitude in a wave train)
• 7. slang hypodermic needle
• 8. a momentary sharp increase and fall in electric potential; also action potential
• 9. an abrupt sharp increase (as in prices or rates)
• ? spikelike adjective

II. verb (spiked; spiking)

• Date: 1624
• transitive verb
  • 1. to fasten or furnish with spikes
  • 2.
    • a. to disable (a muzzle-loading cannon) temporarily by driving a spike into the vent
    • b. to suppress or block completely <spiked the rumor>
  • 3.
    • a. to pierce or impale with or on a spike
    • b. to reject (as a story) for publication or broadcast for editorial reasons
  • 4.
    • a. to add an alcoholic beverage to (a drink) <spiked the punch>
    • b. to add a foreign substance to <spike the coffee with tranquilizers>
    • c. to add something highly reactive (as a radioactive tracer) to
    • d. to add vitality, zest, or spice to ; liven <spiked the speech with humor><spike the broth with peppers>
  • 5. to drive (as a volleyball) sharply downward with a hard blow; also to throw down sharply <spiked the ball in the end zone>
  • 6. ［trn］ to undergo a sudden sharp

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