Sylvie gave a long sigh.

VOA: special.2010.04.03

As you know from reading your Pairy, the sigh reading has dialogue on personal identity and immortality.

读，野狼战北，这本书，里面提到过关于人格同一性,和永生不死的对话。

耶鲁公开课 - 死亡课程节选

All right. Because we're about to get to the hard part Sigh. All right.

第一层嵌套数组，好，很安静啊,大家有什么问题么？

麻省理工公开课 - 计算机科学及编程导论课程节选