柯林斯詞典Special Branch 1. N (in Britain) the department of the police force that is concerned with political security (英國)政治保安処 返回 Special Branch劍橋詞典in the UK, the department of the police that deals with crimes such as terrorism that threaten the government （英國警察部門負(fù)責(zé)処理恐怖主義活動等威脇到英國政府的犯罪活動的）政治保安処 返回 Special Branch