this lock keys的意思|示意

This may come in handy someday. Good reason to own a cell phone: If you lock your keys in the car and the spare keys are at home, call someone at home on their mobile phone from your cell phone.

这招总有一天会有用的，也是拥有一部手机的很好理由：如果你把钥匙锁在车里了而备用钥匙在家里，用你的手机往家里某个人的手机上打电话。

This is a safe security lock. It is the safest and most reliable padlock. It's special design of double line night-lock exactly reduces the ratio of being opened by accident or similar keys.

一款现在国际上最为安全，可靠的挂锁。它具有双排的弹子设计。大为提高了不误开率，经测验可以达到90万把锁以上的不误开比例。并且做工精细。