expression

expression
noun
[mass noun]
  1. the process of making known one's thoughts or feelings
    表达；陈述
    his views found expression in his moral sermons.
    他在道德说教中表达了他的观点。
    [count noun]she accepted his expressions of sympathy.
    她接受了他同情的表示。
    ■[count noun]the look on someone's face, seen as conveying a particular emotion
    表情
    a sad expression.
    悲伤的表情。
    ■[count noun]a word or phrase, especially an idiomatic one, used to convey an idea
    词句，措词；表达方式
    we have an expression, ‘You don't get owt for nowt.’.
    我们有一种说法，“不要白拿任何东西。”。
    ■the conveying of feeling in a work of art or in the performance of a piece of music
    （通过艺术作品或演奏音乐）表达情感
    ■[count noun](Mathematics)a collection of symbols that jointly express a quantity
    (数)式；表达式
    the expression for the circumference of a circle is 2πr.
    圆的周长表达式为2πr。
    ■(Genetics)the appearance in a phenotype of a characteristic or effect attributed to a particular gene
    (遗传)（基因的）显型，表现型
    ■(亦作 gene expression)(Genetics)the process by which possession of a gene leads to the appearance in the phenotype of the corresponding character
    (遗传)基因表达
  2. the production of something, especially by pressing or squeezing it out
    挤压；榨出
    essential oils obtained by distillation or expression.
    通过蒸馏或压榨提炼的香精油。
派生
expressional
adjective
expressionless
adjective
expressionlessly
adverb
expressionlessness
noun
语源
  1. late Middle English: from Latin expressio(n-), from exprimere 'press out, express'. Compare with express
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