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单词 un-
释义

un-1

prefixʌn
  • 1(added to adjectives, participles, and their derivatives) denoting the absence of a quality or state; not.

    用于形容词、分词及其派生词前表示“否”,“非”

    unabashed
    unacademic
    unrepeatable
    1. 1.1 The reverse of (usually with an implication of approval or disapproval, or with another special connotation)
      表示“相反”,“对立”
      unselfish
      unprepossessing
      unworldly
  • 2(added to nouns) a lack of.

    用于名词前表示“缺少”

    unrest
    untruth

Usage

The prefixes un- and non- both mean ‘not’, but there is often a distinction in terms of emphasis. un- tends to be stronger and less neutral than non-: consider the differences between unacademic and non-academic, for example (his language was refreshingly unacademic; a non-academic life suits him)

Origin

Old English, of Germanic origin; from an Indo-European root shared by Latin in- and Greek a-.

un-2

prefixʌn
  • 1(added to verbs) denoting the reversal or cancellation of an action or state.

    表示“做相反的动作”或“取消”

    untie
    unsettle
  • 2(added to verbs) denoting deprivation, separation, or reduction to a lesser state.

    表示“免去”,“剥夺”,“使降级”

    unmask
    unman
    1. 2.1 (added to verbs) denoting release.
      unburden
      unhand

Origin

Old English un-, on-, of Germanic origin; related to Dutch ont- and German ent-.

un-1

prefixənən
  • 1(added to adjectives, participles, and their derivatives) denoting the absence of a quality or state; not.

    用于形容词、分词及其派生词前表示“否”,“非”

    unabashed
    unacademic
    unrepeatable
    1. 1.1 The reverse of (usually with an implication of approval or disapproval, or with another special connotation)
      表示“相反”,“对立”
      unselfish
      unprepossessing
      unworldly
  • 2(added to nouns) a lack of.

    用于名词前表示“缺少”

    unrest
    untruth

Usage

The prefixes un- and non- both mean ‘lacking’ or ‘not,’ but there is a distinction in terms of perspective. The prefix un- tends to be stronger and less neutral than non-. Consider, for example, the differences between unacademic and nonacademic, as in his language was refreshingly unacademic; a nonacademic life suits him

Origin

Old English, of Germanic origin; from an Indo-European root shared by Latin in- and Greek a-.

un-2

prefixənən
  • 1(added to verbs) denoting the reversal or cancellation of an action or state.

    表示“做相反的动作”或“取消”

    untie
    unsettle
  • 2(added to verbs) denoting deprivation, separation, or reduction to a lesser state.

    表示“免去”,“剥夺”,“使降级”

    unmask
    unman
    1. 2.1 (added to verbs) denoting release.
      unburden
      unhand

Origin

Old English un-, on-, of Germanic origin; related to Dutch ont- and German ent-.

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更新时间:2025/2/17 13:01:01