Most of the relief work was done by volunteers..大部分救援工作都由志愿人员完成。
volunteer英语解释志愿者英释nnsomeone who does a job willingly without being paid
volunteer短语和解释volunteer services,义工服务；志工服务台.短语
volunteer真题真题例句...which provide a volunteer coach and pay a nominal fee to send students to regional and state competitions...第三套CET62017.6阅读理解
