Before Rosenthal, they didn't see children on the bus.

在那之前，他们没注意到车上的孩子。

哈佛公开课 - 幸福课课程节选

There was a large flatbed truck out there and there were these people on this truck getting you-- trying to sell you audio equipment, and they had a big banner up there.

那儿有一个大平板卡车,有一群人在车上,正试图向你推销音响,他们还有个巨大的横幅

耶鲁公开课 - 聆听音乐课程节选