Third sector1 refers to the part of the economy that includes charity and religious work, philanthropy, and volunteerism.

第三部门指的是经济体的慈善机构和事业、宗教工作、志愿服务等范围。

Most people understand the role of governments and corporations2 in society and know the terms public sector and private sector. However, few people know anything about a third sector of society that is focused on meeting the needs of citizens in communities.

多数人都理解政府和企业在社会中的角色，也了解公共部门和私人部门。然而，极少有人了解社会的第三部门，第三部门关注于满足社区中公民的需要。