Child ： Why is there so much garbage in the street，Mom？

Mother ： Because there are many litterbugs.

Child ： What are litterbugs？

Mother ： They're people who don't put their

rubbish in trash cans.

垃圾虫

小孩：妈妈，为什么街上有这么多垃圾呢？

母亲：因为有很多垃圾虫。

小孩：什么是垃圾虫呢？

母亲：就是那些不把垃圾丢在垃圾箱里的人。