volunteered

1.自愿者,志愿者

2.【军】义勇军,志愿兵

3.【法】自愿行为者;自愿为他人还债者

4.【植】自生植物;【林】先锋树种

5.〈美〉田纳西州的别名;田纳西州人的别名

1.自愿的,志愿的;志愿兵的;自动的

2.【植】自生的

1.自愿去做,自动请求去做

2.志愿;当志愿兵[义勇军]

3.【植】自生自长

1.someone who offers to do something without being forced

2.someone who is not paid for the work that they do

3.someone who joins the military without being forced

1.to offer or choose to do something without being forced

2.to do some work without getting paid

3.to say something, or to give information without being asked

4.to agree to join the military without being forced

5.to say that someone else will do something before asking them if they are willing to do it