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[编辑] GRE 红宝书

  • n. 钻, 钻床
  • [英] n. 钻, 钻床 ( machine with a detachable pointed end for making holes)
  • [类] die : shaping / drill : boring ( 模具用来使成形 / 钻用来钻孔) bit : drill / blade : razor ( 钻靠钻头来钻 / 剃刀靠刀锋来刮)

[编辑] Webster Collegiate

I. verb

  • Etymology: Dutch drillen
  • Date: 1619
  • transitive verb
    • 1.
      • a. to fix something in the mind or habit pattern of by repetitive instruction <drill pupils in spelling>
      • b. to impart or communicate by repetition <impossible to drill the simplest idea into some people>
      • c. to train or exercise in military drill
    • 2.
      • a.
        • (1) to bore or drive a hole in
        • (2) to make by piercing action <drill a hole>
      • b. to shoot with or as if with a gun
      • c.
        • (1) to propel (as a ball) with force or accuracy <drilled a single to right field>
        • (2) to hit with force <drilled the batter with the first pitch>
  • intransitive verb
    • 1. to make a hole with a drill
    • 2. to engage in an exercise
  • ? drillability noun
  • ? drillable adjective
  • ? driller noun

II. noun

  • Date: 1611
  • 1. an instrument with an edged or pointed end for making holes in hard substances by revolving or by a succession of blows; also a machine for operating such an instrument
  • 2. the act or exercise of training soldiers in marching and in executing prescribed movements with a weapon
  • 3.
    • a. a physical or mental exercise aimed at perfecting facility and skill especially by regular practice
    • b. a formal exercise by a team of marchers
    • c. the approved, correct, or usual procedure for accomplishing something ; routine
  • 4.
    • a. a marine snail (Urosalpinx cinerea) destructive to oysters by boring through their shells and feeding on the soft parts
    • b. any of several mollusks related to the drill
  • 5. a drilling sound

III. noun

  • Etymology: origin unknown
  • Date: 1644
  • a western African baboon (Mandrillus leucophaeus syn. Papio leucophaeus) having a black face and brown coat and closely related to the typical mandrills

IV. noun

  • Etymology: perhaps from drill small stream, from obsolete drill to trickle, drip
  • Date: 1727
  • 1.
    • a. a shallow furrow or trench into which seed is sown
    • b. a row of seed sown in such a furrow
  • [b][

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