Keen

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GRE TOEFL 考研

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[编辑] 解释

[编辑] GRE 红宝书

  • adj. 热心的; 敏锐的
  • [英] adj. 热心的; 敏锐的 ( quick at understanding)
  • [类] 反义词: ennui ( 厌倦)

[编辑] Webster Collegiate

I. adjective

  • Etymology: Middle English kene brave, sharp, from Old English cēne brave; akin to Old High German kuoni brave
  • Date: 13th century
  • 1.
    • a. having a fine edge or point ; sharp
    • b. affecting one as if by cutting <keen sarcasm>
    • c. pungent to the sense <a keen scent>
  • 2.
    • a.
      • (1) showing a quick and ardent responsiveness ; enthusiastic <a keen swimmer>
      • (2) eager <was keen to begin>
    • b. of emotion or feeling intense <the keen delight in the chase — F. W. Maitland>
  • 3.
    • a. intellectually alert ; having or characteristic of a quick penetrating mind <a keen student><a keen awareness of the problem>; also shrewdly astute
    • b. sharply contested <keen debate>
    • c. extremely sensitive in perception <keen eyes>
  • 4. wonderful, excellent
  • Synonyms: see sharp, eager
  • ? keenly adverb
  • ? keenness noun

II. noun

  • Date: 1830
  • a lamentation for the dead uttered in a loud wailing voice or sometimes in a wordless cry

III. verb

  • Etymology: Irish caoinim I lament, weep
  • Date: 1845
  • intransitive verb
    • 1.
      • a. to lament with a keen
      • b. to make a sound suggestive of a keen
    • 2. to lament, mourn, or complain loudly
  • transitive verb
    • to utter by keening
  • ? keener noun


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