Initialism of proof of concept: a prototype demonstrating feasibility.

“概念验证”的缩写：用于演示可行性的原型。

Initialism of point of contact: the designated contact person or channel.

“联系人/联系点”的缩写：指定的联络人或渠道。

Initialism of percentage of completion: share of work finished.

“完成百分比”的缩写：已完成工作所占比例。

Initialism of point of care: the site where care is delivered.

“床旁/护理点”的缩写：提供患者护理的现场位置。

Initialism of port of call: a scheduled stop during a voyage.

“挂靠港”的缩写：航程中的预定停靠站。

Initialism of person/people of color: someone not considered white; the group collectively.

“有色人种”的缩写：被视为非白人的个人或群体。