词典释义：
a society or organization founded for a religious, educational, social, or similar purpose
（宗教、教育、社交性的）协会，机构
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a certificate from a professional institution .专业机构发的证书。
an organization providing residential care for people with special needs
（为特殊人群提供住院，照顾的）院，所，机构
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an institution for the severely handicapped .为重残人士设立的救济院。
an established official organization having an important role in the life of a country, such as a bank, Church, or parliament
对国民生活有重要作用的机构（如银行、教会、议会等）
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the institutions of democratic government .民主治理的各机构。
a large company or other organization involved in financial trading
大金融公司；大金融机构
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City institutions .伦敦城的大金融机构。
an established law, practice, or custom
制度；惯例；风俗
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the institution of marriage .婚姻制度。
〈非正式〉 人尽皆知的人（或风俗、物体）
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he soon became something of a national institution .他很快成为举国皆知的人物。
[mass noun]the action of instituting something
建立，设立；开始
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a delay in the institution of proceedings .诉讼延期。
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institutionn.协会；机构；制度；惯例；风俗；建立；设立；开始；大金融机构；院
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constitutionn.宪法；政体；构成；构造；成分；体格；体质；法律；美国宪法；组成
"late Middle English （in senses 2 and 3）： via Old French from Latin
