Or suppose there were certain death-free activities.

或者假设存在特定的死亡免疫活动。

耶鲁公开课 - 死亡课程节选

But there are a lot of festivals and like, free activities that are going on.

这里经常有一些节日庆典和各种免费活动。

开放的旧金山人们 - SpeakingMax英语口语达人

Well, if that's right, then should we say that the pervasiveness of death, ubiquitousness of death-- the thing that I was earlier suggesting was oppressive-- wouldn't it really be nice to have a death-free time or a death-free location or death-free activities?

如果是这样的话，那我们是不是应该说死亡的普遍性，死亡的无处不在性-,这些我之前所说的特征是不对的-,如果有死亡免疫时间或者死亡免疫地点,或者死亡免疫活动岂不是很好吗？

耶鲁公开课 - 死亡课程节选

Suppose that most times and most activities were death free, but certain activities introduce the possibility of dying.

假设大部分时间和大部分活动都是死亡免疫的，但某些活动,会引起死亡的可能性。

耶鲁公开课 - 死亡课程节选