volunteer

n.[C]

1. 自願參加者，志願者，義工[（+for）][（+to-v）]
   The volunteers for community service are doing a good job.

   社區服務的義工做得很出色。

2. 志願兵，義勇兵
   Many Australians fought as volunteers on the Allied side.

   許多澳大利亞人作為志願兵與盟軍一起戰鬥。

3. 自生植物