1. This expression is against idiom.
    这一表达方式不合乎语言习惯。

1. There was no expression on her face.
    她脸上毫无表情。

2. They greeted him with many expressions of pleasure.
    他们说了许多表示欢迎他的话。

3. expression在线翻译

3. I sent them flowers as an expression of thanks.
    我给他们送去鲜花表示感谢。

1. expression：e; 表达式

1. 表达;表述
    The expression of ideas or feelings is the showing of them through words, actions, or artistic activities.

expression在线翻译

    e.g. Laughter is one of the most infectious expressions of emotion...
           笑是最具感染力的情感表达方式之一。
    e.g. From Cairo came expressions of regret at the attack.
           开罗对此次攻击表示遗憾。

2. 表情;神情
    Your expression is the way that your face looks at a particular moment. It shows what you are thinking or feeling.

    e.g. The civil servant''s expression, however, did not change, not so much as by a flicker...
           然而，那位公务员的表情还是那样，丝毫没变。
    e.g. Levin sat there, an expression of sadness on his face...
           莱文坐在那里，神情悲伤。

3. （表演、歌唱或演奏时的）情感表现
    Expression is the showing of feeling when you are acting, singing, or playing a musical instrument.

    e.g. I don''t sing perfectly in tune, but I think I put more expression into my lyrics than a lot of other singers do.
           我唱歌不是特别合拍，但我认为我唱得比其他很多歌手都更富感情。

4. 措词;说法
    An expression is a word or phrase.

911查询·英语单词

    e.g. She spoke in a quiet voice but used remarkably coarse expressions.
           她说话声音很小，但是用了些特别粗俗的字眼儿。

5. （数学中的）表达式
    In mathematics, an expression is a symbol or equation which represents a quantity or problem.

    e.g. This forms the basis for our mathematical expression for the electric field.
           这是电场数学表达式的基础。

1. the act of forcing something out by squeezing or pressing

    e.g. the expression of milk from her breast

2. the feelings expressed on a person''s face

    e.g. a sad expression
           a look of triumph
           an angry face

    Synonym: lookaspectfacial expressionface

3. a group of words that form a constituent of a sentence and are considered as a single unit

    e.g. I concluded from his awkward constructions that he was a foreigner

    Synonym: constructiongrammatical construction

4. a group of symbols that make a mathematical statement

    Synonym: formula

5. expression without words

    e.g. tears are an expression of grief
           the pulse is a reflection of the heart''s condition

    Synonym: manifestationreflectionreflexion

6. the style of expressing yourself

    e.g. he suggested a better formulation
           his manner of expression showed how much he cared

    Synonym: formulation

7. the communication (in speech or writing) of your beliefs or opinions

    e.g. expressions of good will
           he helped me find verbal expression for my ideas
           the idea was immediate but the verbalism took hours

    Synonym: verbal expressionverbalism

8. a word or phrase that particular people use in particular situations

    e.g. pardon the expression

    Synonym: sayinglocution

9. (genetics) the process of expressing a gene