attrition

C2 FREQ #45714 ★☆☆☆☆

n. 摩擦, 磨损 [医] 擦除术; 磨耗

发音

US /əˈtɹɪʃən/
其它
UK /əˈtɹɪʃn̩/

词形变化

attritions 复数 attritions attritioned attritioning attritions 三单 attritioning 现在分词 attritioned 过去式 attritioned 过去分词

释义与例句

n. C2
  1. 1.

    Grinding down or wearing away by friction.

    磨损

    可数 不可数
  2. 2.

    Grinding down or wearing away by friction.

    The wearing of teeth due to their grinding.

    可数 不可数 医学
  3. 3.

    A gradual reduction in number.

    可数 不可数
  4. 4.

    A gradual reduction in number.

    A gradual, natural reduction in membership or personnel, as through injury, incapacitation, retirement, resignation, or death.

    可数 不可数
  5. 5.

    A gradual reduction in number.

    The loss of participants during an experiment.

    可数 不可数
  6. 6.

    A gradual reduction in number.

    The loss of a first or second language or a portion of that language.

    可数 不可数 语言学
  7. 7.

    Imperfect contrition or remorse.

    可数 不可数 宗教
v.
  1. 1.

    To grind or wear down through friction.

    及物

    attritioned teeth; attritioned rock

  2. 2.

    To reduce the number of (jobs or workers) by not hiring new employees to fill positions that become vacant (often with out).

    及物
  3. 3.

    To undergo a reduction in number.

    不及物

    The cohort of one hundred students had attritioned to sixty by the end of secondary school.

词汇关系

名词

同义词 6

grinding contrition abrasion detrition contriteness corrasion

上位词 10

wearing regret sorrow rubbing rue friction decrease erosion drop-off detrition

相关短语

attrition damage attrition bias attrition warfare war of attrition 消耗战 wars of attrition

词源

15th century, from Middle English attricion, attricioun, from Middle French attricion, attrition and its etymon, Latin attrītiō (“a rubbing against”), from the verb attrītus, past participle of atterō (“to wear”), from ad- (“to, towards”) + terō (“to rub”). By surface analysis, attrit + -ion.

来源：wiktionary