真伪莫辨[zhēn wěi mò biàn]
词典cannot distinguish between real and false [fake]
词典cannot distinguish whether it's genuine or fake [true or false]
词典fail to distinct the genuine from the false：真伪莫辨。
词典unable to distinguish true from false：真伪莫辨。
真伪莫辨[zhēn wěi mò biàn]
cannot distinguish between real and false [fake]; cannot distinguish whether it's genuine or fake [true or false]; fail to distinct the genuine from the false; unable to distinguish true from false
1. 真伪莫辨
1. Fact or Fiction：2 Lobotomy 脑叶切除 | 1 Recoil 退缩 | 4 Fact or Fiction 真伪莫辨