Loop

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GRE TOEFL 考研

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[编辑] GRE 红宝书

  • n. 圈, 金属线圈
  • [例] wind the garden hose in loops ( 把浇水软管绕成圈)

[编辑] Webster Collegiate

I. noun

  • Etymology: Middle English loupe; perhaps akin to Middle Dutch lupen to watch, peer
  • Date: 14th century
  • archaic loophole 1a

II. noun

  • Etymology: Middle English loupe, of unknown origin
  • Date: 14th century
  • 1.
    • a. a curving or doubling of a line so as to form a closed or partly open curve within itself through which another line can be passed or into which a hook may be hooked
    • b. such a fold of cord or ribbon serving as an ornament
  • 2.
    • a. something shaped like or suggestive of a loop
    • b. a circular airplane maneuver executed in the vertical plane
  • 3. a ring or curved piece used to form a fastening, handle, or catch
  • 4. a closed electric circuit
  • 5.
    • a. a piece of film or magnetic tape whose ends are spliced together so as to project or play back the same material continuously
    • b. a continuously repeated segment of music, dialogue, or images <a drum loop>
  • 6. a series of instructions (as for a computer) that is repeated until a terminating condition is reached
  • 7. a sports league
  • 8. a select well-informed inner circle that is influential in decision making <out of the policy loop>

III. verb

  • Date: 1832
  • intransitive verb
    • 1. to make or form a loop
    • 2. to execute a loop in an airplane
    • 3. to move in loops or in an arc
  • transitive verb
    • 1.
      • a. to make a loop in, on, or about
      • b. to fasten with a loop
    • 2. to join (two courses of loops) in knitting
    • 3. to connect (electric conductors) so as to complete a loop
    • 4. to cause to move in an arc


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