英 [ˌɪnstɪˈtjuːʃ(ə)n] 美 [ˌɪnstɪˈtuːʃ(ə)n]
n. 机构，团体；社会收容机构；制度，习俗；建立，制定；知名的人（或事物）
[ 复数 institutions ][1]
柯林斯英汉双解大词典
institution /ˌɪnstɪˈtjuːʃən/ CET4 TEM4
1.N-COUNT/N-IN-NAMES An institution is a large important organization such as a university, church, or bank. 机构
2.N-COUNT/N-IN-NAMES An institution is a building where certain people are cared for, such as people who are mentally ill or children who have no parents. 社会福利机构
3.N-COUNT 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. 习俗; 制度
4.N-UNCOUNT The institution of a new system is the act of starting it or bringing it in. 建立[1]
financial institution 金融机构