meow

When the subjects saw each image, they also heard a matching noise—for instance, on seeing a cat, they heard a meow.

当受试者观看每张图片时他们将同时听到一个相匹配的声音，例如当看一个猫时，他们会听到一声猫叫。

Student: inside Prof.: if all cats meow then cats should be inside the class of things that meow.

学生：内部,教授：如果所有猫都会叫，那么应该是包括猫,在猫叫的种群中。