junk food

It can be extremely difficult to wean children off junk food.

让儿童改掉吃零食的习惯有时十分困难。

In “Idiocracy” he turns his talents to futurology—and to the troubling question of the long-term impact of dysgenic breeding, junk food and grunge culture on America's collective IQ.

《进论》中，他把他的聪明劲用了“未来学”上，以及不利于人的培养方式，垃圾食品和庸俗文长期浸淫下，所引出的令人头疼的美国大众智商问题。