PSA abbr. 美国摄影协会(Photographic Society of America );美国诗社(Poetry Society of America);公共事业管理(Public Service Administration );公用事业协会(Public Service Association)
pas n. (尤指古典芭蕾舞中的)舞步
SAPS abbr. 阳性症状量表(Scalefor Assessment of Positive Symptoms);信源接入点系统(Source Access Point System);蛋白质序列统计分析方法(Statistical Analysis of Protein Sequences);简化的急性生理评分
PSASabbr. 聚硅酸硫酸铝
原声例句
VOA慢速英语_美国
It led to Iron Eyes Cody filming three additional PSAs.
这致使艾恩·艾斯·科迪拍摄了另外三条公益广告。
译林版牛津高中英语(必修4)
There are even PSAs to teach us how to live healthy lives.
甚至还有一些公益广告教人们如何过健康的生活。
译林版牛津高中英语(必修4)
PSAs use some of the same methods, like attractive pictures and clever language, but they are made to serve the public.