冒牌货假的或冒充的人┃、物；赝品 One that is not authentic or genuine; a sham.
我做这个生意都这么长时间了┃，我一眼就能看出一件艺术品是真货还是赝品┃。 I've been in this business so long I can tell at a glance whether an object d'art is genuine or a clever imitation.
这不是伦勃朗的真品，是赝品┃。 That's not an original Rembrandt, it's an imitation.
