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

小孩：妈妈，为什么街上有这么多垃圾呢？

Mother: Because there are many litterbugs.

母亲：因为有很多垃圾虫。

Child: What are litterbugs?

小孩：什么是垃圾虫呢？

Mother: They’re people who don’t put their rubbish in trash cans.

母亲：就是那些不把垃圾丢在垃圾桶里的人。