Crowdworker is a person who provides a small amount of labor, usually for little or no pay, as part of a larger crowdsourced project.

“众包工人”是为众包工程提供少量劳动的个人，他们只拿到一点点薪水甚至没有薪水。

Example:

The group offers a number of opportunities for crowdworkers in the fields of design, marketing, writing, photography and video.

这一集团为设计、营销、写作、摄影视频等各个领域的众包工人提供多个工作机会。