动 voluntary; of one's own accord; of one's own free will: |
| 出于自愿 on a voluntary basis; of one's free will |
| 自愿互利的原则 the principles of voluntary participation and mutual benefit |
| 自愿参加山区建设 volunteer to work in a mountainous area |
| 按照群众的需要和自愿 in accordance with the needs and wishes of the people; in line with public needs and wishes |