1. Giving presents on Christmas is an institution.
    圣诞节送礼是一种风俗。

2. institution的解释

2. The institution of slavery was once widespread.
    奴隶制度曾经相当普遍。

3. He was one of the institutions of the place.
    他是当地著名人物之一。

4. Institution of such schools was geared to these needs.
    建立这些学校适应了那些需要。

1. 习惯：他提了我这样的结果是这样的社会理论:在社会传统的道德习惯(idiom)和对於普遍善习惯(institution)和价值所构成. 挑战这个传统将导致无政府主义. (以下略)於传统与习惯(institution)中的道德信念和行动. 个人欲望需要辅导,

1. (大学、教会、银行等)(大型)机构
    An institution is a large important organization such as a university, church, or bank.

institution

    e.g. ...the Institution of Civil Engineers...
           土木工程学院
    e.g. Class size varies from one type of institution to another...
           班级大小因院校类型而异。

2. (精神病院、孤儿院等)社会收容机构
    An institution is a building where certain people are looked after, for example people who are mentally ill or children who have no parents.

    e.g. He was transferred to Shoal Creek Mental Institution for an indefinite period...
           他被转到了肖尔溪精神病院，要在那里无限期地呆下去。
    e.g. Larry has been in an institution since he was four...
           拉里从4岁起就一直生活在孤儿院。

3. 习俗;制度
    An institution is a custom or system that is considered an important or typical feature of a particular society or group, usually because it has existed for a long time.

    e.g. I believe in the institution of marriage.
           我相信婚姻制度。
    e.g. ...the institution of the family.
           家庭制度

4. 建立;设立;制定
    The institution of a new system is the act of starting it or bringing it in.

    e.g. There was never an official institution of censorship in Albania.
           在阿尔巴尼亚从未设立过官方审查制度。
    e.g. ...the institution of the forty-hour week.
           每周 40 小时工作制的建立

1. the act of starting something for the first time
    introducing something new

    e.g. she looked forward to her initiation as an adult
           the foundation of a new scientific society

    Synonym: initiationfoundingfoundationoriginationcreationinnovationintroductioninstauration

2. an establishment consisting of a building or complex of buildings where an organization for the promotion of some cause is situated

3. a hospital for mentally incompetent or unbalanced person

    Synonym: mental hospitalpsychiatric hospitalmental institutionmental homeinsane asylumasylum

4. a custom that for a long time has been an important feature of some group or society

    e.g. the institution of marriage
           the institution of slavery
           he had become an institution in the theater

5. an organization founded and united for a specific purpose

    Synonym: establishment