We're going to show babies a box of blue and yellow balls, and my then-graduate student, now colleague at Stanford, Hyowon Gweon, is going to pull three blue balls in a row out of this box, and when she pulls those balls out, she's going to squeeze them, and the balls are going to squeak.
我们会给婴儿看一个盒子， 里面装满了蓝色和黄色的球， 我当时的研究生学生， 现在是斯坦福大学的同事，权孝媛。 会从盒子里连续拿出三个蓝色的球， 当她把球拿出来的时候，她会捏它们， 球会发出声音。