What else can you detect as a yes or no answer is the mouse down?

当鼠标点下时，除了检查真假还能检测什么？

哈佛公开课 - 计算机科学课程节选

As soon as I detect with what we'll call a condition if I'm touching the edge I have to essentially spin around 180 degrees and then continue looping.

一旦我检测到这种情况,当我碰到边界时,我需要转180°然后继续这一循环过程。

哈佛公开课 - 计算机科学课程节选

Maybe you can put the frequency of the higher pitches as high so you can detect the sound quicker and That's it exactly.

大概是把频率调到更高的音高后,就能更敏捷地感觉到声音的变化,而那就是原因了

耶鲁公开课 - 聆听音乐课程节选