0 to offer to do something without being asked to do it -- 進んで引き受ける
1 someone who works without being paid, especially doing work that involves helping people -- ボランティア
a Red Cross volunteer
中文繁体
自願參加者，（尤指幫助別人的）志願者, 自願做, 無償做…
More中文简体
自愿参加者，（尤指帮助别人的）志愿者, 自愿做, 无偿做…
MoreEspañol
ofrecerse voluntario para, voluntario, -a…
MorePortuguês
oferecer-se, prontificar-se, ser voluntário…
MoreTürk dili
gönüllü yapmak/olmak, orduya gönüllü kaydolmak/katılmak, istenilmeden bilgi vermek…
MoreFrançais
volontaire [masculine-feminine], bénévole [masculine-feminine], se porter volontaire…
MoreCatalan
oferir-se voluntari per a, voluntari, -ària…
Moreالعربية
يَتَطَوَّع, مُتَطَوِّع…
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