plain clothes 便衣

plain clothes
繁：便衣
简：便衣

銅鑼灣書店東主、53歲瑞典籍的桂民海（內地稱桂敏海）再被捕。《紐約時報》昨引述桂的女兒Angela消息指，桂在兩名瑞典使館人員陪同下，上周六乘火車前往北京看病，其間被10名便衣警察登火車帶走，現時下落不明。報道指桂涉向瑞典外交人員洩露中國機密。

往京看病　桂民海遭10便衣警擄走（2018年1月23日）。蘋果日報，取自 https://hk.news.appledaily.com/local/daily/article/20180123/20282778

Mr. Gui was sitting on a train bound for Beijing, accompanied by two diplomats from the Swedish Consulate in Shanghai, Ms. Gui said. As the train neared Beijing, plainclothes police officers boarded at a station and led Mr. Gui away. His daughter said she did not have details of what happened, and did not know whether he or the diplomats resisted.

Chinese Police Seize Publisher From Train in Front of Diplomats. (2018, January 23). New York Times. Retrieved from https://www.nytimes.com/2018/01/22/world/asia/china-police-bookseller-train-gui-minhai.html