If you use a fingerprint reader or other biometric device to log on to your computer, make sure you write down your password before upgrading.

如果您当前系统式通过指纹或者其他生物识别设备来登录系统的，请务必在升级前写下您的密码。

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Reader elements are then capable of reading at least a portion of the encrypted data stored on the security clearance card, and receiving at least one biometric from an individual.

然后读卡器元件能够读出存储在安全许可卡上的加密数据的至少一部分，并接收来自个人的至少一个生物统计学信息。

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According to the filing, the biometric sensor in question might indeed be a fingerprint reader.

ENGADGET: Apple files patent application for fingerprint sensor that can be transparent or opaque