institution

      [c]

      （大学、银行等规模大的）机构a large important organization that has a particular purpose, for example, a university or bank

      [c]

      慈善机构；社会福利机构a building where people with special needs are taken care of, for example because they are old or mentally ill

      [c]

      （由来已久的）风俗习惯，制度a custom or system that has existed for a long time among a particular group of people

      [u]

      建立；设立；制定the act of starting or introducing sth such as a system or a law

      [c]

      (informal)

      （某地或某工作领域）出名的人a person who is well known because they have been in a particular place or job for a long time