vt., vi.1. （常与to连用）自愿去做，主动请求去做We all volunteered to paint the house.我们都自愿漆这房子。
Meanwhile, a number of university students have volunteered to drive buses while the strike lasts.与此同时，许多大学生自愿在罢工持续期间去驾驶公共汽车。
The doctor who had volunteered to settled down in the poor village became the chief fable of the villagers.这个志愿到这个穷村庄落户的医生成了村民们的中心话题。
2. （常与for连用）作为支愿者，志愿参军3. 自动说出