“伪造品”常见的英文表达是 forgery(名词形式) ,也可用 counterfeit(名词或形容词形式)来表示。具体使用示例如下:
forgery:
The art expert quickly identified the painting as a forgery.(这位艺术专家很快就认定这幅画是伪造品 。)
counterfeit:
名词:The police seized a large quantity of counterfeits in the raid.(警方在突袭行动中查获了大量伪造品。)
形容词:This is a counterfeit watch; it's not the genuine brand.(这是一块假表,不是真品。)