1[singular, uncountableU]CONTACT somebody the regularexchange of information between groups of people, especially at work, so that each group knows what the other is doing 〔尤指工作上的〕联络,联系
liaison between
close liaison between the army and police
军警之间的密切联系
liaison with
better liaison with other agencies
与其他机构之间更好的联系
in liaison with something
The project has been set up in liaison with the art department.
该项目是和艺术系联合设立的。
2[countableC] (also liaison officer) someone whose job is to talk to different departments or groups and to tell each of them about what the others are doing 联络员;联系人
liaison to
Renee Ball, liaison to the State Parks Authority
州立公园管理处联络员勒妮·鲍尔
3.[countableC]SEX/HAVE SEX WITH a secretsexualrelationship between a man and a woman, especially a man and a woman who are married but not to each other 〔男女间的〕私通 → affair