So we ran another group of babies in which the kids got the same dosage, the same 12 sessions, but over a television set and another group of babies who had just audio exposure and looked at a teddy bear on the screen.
所以我们设置了另一组婴儿 让他们如法炮制地上12节课， 但是在电视机前上课 和另一组婴儿只是通过音频上课 看电视屏幕上的玩具熊。