What they did was a study where they exposed babies to tape-recorded sounds of other babies crying and tape recorded sounds of themselves crying.

他们做了一研实验,让婴儿听其他婴儿哭的录音,还有听他们自己哭的录音。

耶鲁公开课 - 心理学导论课程节选

Now, it's going to be captured on tape and that's going to be really bad for my reputation, so spread yourself around other people.

咱们这次是要录像的,那样的话我的名声就毁了,所以尽量分散开来

耶鲁公开课 - 基础物理课程节选