Once Mary had got lost when her mother took her downtown.But a burnt child dreads the fire, so now Mary stays close to her mother when they are downtown.

• 有一次玛丽的母亲带她上街时，她走失了。不过一朝被蛇咬，十年怕井绳，所以现在她们上街时，她一定寸步不离母亲。