liaison
n
1 [U] communicationand co-operation between units of an organization 组织内单位间的交流与合作
excellent liaison between our two departments 我们两部门间出色的合作
[attrib 作 定语]
a liaison officer 联络官.
2 [C] (often derog 常作贬义) person who liaises 联络人; 掮客.
3 [C] (often derog 常作贬义) illicit sexual relationship 私通; 通奸
a brief liaison 短暂的姘居.