volunteer1/͵vɑlənˋtIr; ˌvɒlənˈtIə/n [C] 1 someone who does work without being paid 志愿者﹐义务工作者﹐自愿参加者: The helplines are manned by volunteers. 服务热线由志愿者接听。2 someone who offers to do something without being told that they must do it 主动做某事的人﹐自告奋勇者: I need someone to help me with the barbecue. Any volunteers? 我需要人帮忙弄烧烤﹐有谁自愿吗?
volunteer2v 1 [I,T] to offer to do something without being told that you must do it 自告奋勇﹐自愿(做某事): Ernie volunteered to wash the dishes. 厄尼自告奋勇去洗碗。2 [T] to tell someone something without being asked 自动说出〔某事〕: Michael volunteered the information before I had a chance to ask. 我还没来得及问﹐迈克尔就主动把资料告诉了我。3 [I] to offer to join the army, navy etc 志愿参军: When the war began, my brother immediately volunteered. 战争一开始﹐我哥哥立即志愿从军。