1、 Mr、Smith did a lot of work for a voluntary organization、史密斯先生为一民办组织做了很多工作。
2、 She was a voluntary helper、她是自愿帮忙的。
3、 She is a voluntary worker at the hospital、她是在这家医院义务服务的。
4、 voluntary
5、 voluntary在线翻译
6、 He made a voluntary statement to the police、他自动向警方陈述。
7、 voluntary