My mother was so touched by her gesture that she decided to go back to the store and give the cashier a five-dollar bill to keep on hand in case the same happened to someone else if they didn't have enough money for all of their groceries.

我母亲被她的举动感动了，她决定回到店里，给收银员一张五美元的钞票，让他放在手边，以防别人在没有足够的钱支付所购买的东西时发生同样的情况。

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Speed camera expert Dr Michael Clark said: "There have been a number of incidents where someone successfully contested a case by insisting on seeing the pictures."

电子监控设备专家麦克柯拉克博士说：坚持看照片并 据理力争，你会发现那里有很多证据。

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