他在遗书中写道，他之所以结束自己的生命，为的是一项“虚无主义实验”的哲学研究。

In the note Heisman wrote that he took his life as part of a philosophical exploration he called "an experiment in nihilism."

youdao

有时这些对话会有点沉重，所以结束对话的时候讨论一下你一天一周是怎么样的，或者回忆一下旧时光。

Some of these conversations can be a bit heavy so consider ending these conversations with a discussion of what your day or week looks like or reminisce and take a trip down memory lane.

youdao

课堂都结束了，所以现在是放学时间了。

Classes are over. So it is after school.

youdao

So if you start and end at the same place, they've got end at the same place that they started.

所以如果你开始和结束于同一个位置，它们最终的状态与开始时会是一样的。

麻省理工公开课 - 热力学与动力学课程节选

So that's, this is over. They've got other events too, all over,

所以，活动结束了。他们还会有其它活动的。

有很多活动 - SpeakingMax英语口语达人

So even if immortality would be bad, there would be certain things you could do that could end it.

所以即使不朽是不好的，你也能做某些事去结束它。

耶鲁公开课 - 死亡课程节选