有名词、动词和形容词三个词性.参见词典解释.
volunteer
名词 n.[C]
1.自愿参加者,志愿者[(+for)][(+to-v)]
The volunteers for community service are doing a good job.
社区服务的志愿者做得很出色.
2.志愿兵,义勇兵
Many Australians fought as volunteers on the Allied side.
许多澳大利亚人作为志愿兵与盟军一起战斗.
3.自生植物
形容词 a.[B]
1.自愿参加的;自愿的
2.【植】自生自长的
及物动词 vt.
1.自愿(做)[(+to-v)]
They volunteered to repair the house for the old lady.
他们主动提出替老太太修缮房子.
2.自愿提供,自愿给予
She volunteered the information.
她自动提供了这一消息.
不及物动词 vi.
1.自愿;自愿服务[(+for)]
He volunteered for the hard and unprofitable job.
他自愿做这苦差使.
2.自愿当兵[(+for)]
When the war broke out,he volunteered for the Marine Corps.
战争爆发时,他自愿参加了海军陆战队.