我常看电视节目《今日说法》,这个节目经常播出“小偷偷钱”的事。怎样预防小偷偷钱呢?我就想发明一种带指纹的钱包。这种钱包和普通的钱包看上去没有什么区别,只不过钱包的主人是谁,就事先得输入谁的指纹。打开钱包时,需要主人先用手指对照指纹,然后再用手去拉拉锁,才能打开,其他任何人都不能打开。如果有小偷去偷这个钱包,只要小偷的手碰到了它,这个钱包就会悄悄地通过无线电波向附近的警察报警同时给主人的手机传输特殊的提醒信号,并告诉小偷所在的具体位置,从而让警察在 I often watch the TV program “Todays Saying,” a program that regularly broadcasts “stolen money”. How to prevent thieves from stealing money? I wanted to invent a wallet with a fingerprint. This purse and ordinary wallet looks no difference, but who is the owner of the wallet, who entered the fingerprint in advance. Open the wallet, the owner first need to control the finger with your finger, and then hand to pull the lock to open, no one else can open. If a thief steals this wallet, as long as the thief’s hand touches it, the wallet silently transmits a special reminder signal to the host’s cell-phone via radio waves to nearby police officers and tells the thief where to locate Let the police at