PR
英
/ˌpiː ˈɑː(r)/
美
/ˌpiː ˈɑːr/
n.
公关,公共关系(全写为public relations);比例代表制(全写为proportional representation)
例句
The article is very good PR for the theatre.
这篇文章有助于加强该剧院的公共关系。
Automatic Detection of Traffic Flow by the Dynamic Difference Frequency and PR Technique Trends
用动态频差法配PR技术实现交通流量的自动测量
Construction of asphalt concrete with PR PLASTS and quality control measures
浅谈掺加PR PLASTS的沥青混凝土施工及质量控制