How can we get a half note that actually equals now three quarter notes?

我们怎么加上一个二分音符,从而正好代表了三个四分音符呢

耶鲁公开课 - 聆听音乐课程节选

And since the city, you remember, is simply the soul at large, the three classes of the city merely express the three parts of the soul.

而因为城市，简言之，即是灵魂的放大版，城市的三个阶级,因此即代表着灵魂的三个部份。

耶鲁公开课 - 政治哲学导论课程节选