Next, to see the effect of the nanoparticles higher up in the food chain, they exposed a group of Daphnia to the plastic nanoparticles again, and then fed them to some fish called Crucian carp.

接下来看看纳米颗粒对食物链上层生物的影响，他们再次将水蚤放置于塑料纳米颗粒里，然后把它们喂给一种鲤鱼吃。