plain-clothes

adj.

（警察）穿便衣的；

Plainclothes
Justice in Plain Clothes: Reflections on the Thinness of Constitutional Law
Justice in Plainclothes:A Theory of American Constitutional Practice
Popular Constitutionalism Versus Justice in Plainclothes: Reflections From History
On the Plainclothes Detection Model against Frequent Property Infringing Crimes
Lawrence G. Sager, Justice in Plain Clothes: A Theory of American Constitutional Practice :Justice in Plain Clothes: A Theory of Ame...
'In plain clothes'
On consideration of development the plainclothes criminal police in our country
Justice in Plainclothes
On the Law Enforcement by Police in Plain Clothes