例句
Joining the weekend walking group is completely voluntary.
参加周末步行小组完全出于自愿。
Voluntary work can help young people develop practical skills while contributing to their local communities.
志愿工作既能帮助年轻人培养实用技能，也能让他们为当地社区作贡献。
常用搭配
- voluntary work｜志愿工作
- voluntary participation｜自愿参与
- voluntary organisation｜志愿组织
- voluntary contributions｜自愿捐款
词形与相关词
voluntarily (adv.) · volunteer (n.) · volunteer (v.) · involuntary (adj.)
用法提示
voluntary是形容词；“志愿者”用volunteer。