liaison 联络；联系 ll 私通；通奸

abc

liaison
li·aison / liˈeizn; NAmE liˈeizɑːn; ˈliəzɑːn /

noun
1. [U, sing.] ~ (between A and B) a relationship between two organizations or different departments in an organization, involving the exchange of information or ideas
   联络；联系:
   Our role is to ensure liaison between schools and parents.
   我们的作用是确保学校与家长间的联系。
   We work  in close liaison with the police.
   我们与警方密切配合。
2. [C] ~ (to / with sb / sth) a person whose job is to make sure there is a good relationship between two groups or organizations
   联络员；联系人:
   the White House liaison to organized labor
   白宫与工会的联络人
3. [C] ~ (with sb) a secret sexual relationship, especially if one or both partners are married
   (尤指一方或双方已婚的)私通,通奸
   SYN  affair



liaison
communication or cooperation which facilitates a close working relationship between people or organizations.
the head porter works in close liaison with the reception office


Examples of liaison
he's our liaison with a number of interested parties
I have been involved in an opportunistic sexual liaison with a work colleague
the head porter works in close liaison with the reception office


Synonyms:
cooperation
contact
association
connection
collaboration
communication
interchange
affiliation
alliance
partnership
link
linkage
tie-up
hookup