音标发音英式音标 [ˌpleɪn ˈkləʊðz]美式音标 [ˌpleɪn ˈkloʊðz]英式发音 美式发音 基本解释便衣。同根派生 英汉例句noun [ plural ]There were police in plain clothes in the crowd. 人群中有便衣警察。英英字典剑桥英英字典 ordinary clothes when worn by police when they are working