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retina identification 視網膜鑒定〔通過視網膜鑒定人的身份的方法〕。

retinaculum

Used to control access to nuclear weapons , retina identification has never caught on with the public because it requires the user to put their eyeball right up against a lens 網膜辨識比較的是眼睛后方血管的模式,曾被用來管制核子武器的操控權,但是它始終未能風行,因為使用者得把眼球湊到透鏡上。