volunteerism

基本解释

Can I have a volunteer to wash the dishes?
谁自愿来帮忙收拾一下这些盘子？
Many retirees volunteer in community service and day care centers.
许多退休人员在社区服务或育婴中心做义务工作
Others included new off-line services, such as consulting to nonprofits on their volunteer programs and planning conferences on volunteerism.
还有些是网外服务，如为非营利组织的志愿者项目提供咨询，规划筹备志愿者的交流会议。
He enlisted as a volunteer in the army.
他以志愿兵从军。
On this International Volunteer Day, let us recognize the power of volunteerism to promote peace and development around the world.
在此国际志愿人员日，让我们承认志愿无偿效力能够促进世界各地的和平与发展。