informantKK [ˏɪˋnfɔrmənt] /ˌɪˈnfɔɹmənt/名詞1線民、告密者、內線The police relied on an informant to locate the missing weapons.警方靠一名線民找到了失蹤的槍械。2消息來源、提供消息者The reporter refused to reveal the identity of her informant.那名記者拒絕透露她的消息來源身分。3受訪者、報導人學術Each informant answered the same set of questions in the survey.每位受訪者都回答問卷中同一組問題。