Even though we are continuing to hear sound, harmonically, psychologically, we know we're finished when he hits that particular tonic.

尽管我们依然能听到声音，有共鸣，感到震撼，但是在他演奏到这个主音的时候，我们知道结束了。

耶鲁公开课 - 聆听音乐课程节选

Milton -- and we know this -- Milton was a political revolutionary, and when he anticipated writing the great poem, he consistently imagined that it would be a poem on a nationalist theme.

弥尔顿--我们知道--是个政治革命家，一直以来他所预想的这首伟大诗歌，的主题应该是民族主义的。

耶鲁公开课 - 弥尔顿课程节选

We just want to know when he's going to hit the pavement, and with what speed.

我们只关心他什么时候摔到人行道上,以及他落地时的速度

耶鲁公开课 - 基础物理课程节选