It's mortality that gives it that sense of ephemeral value, but it's also mortality that threatens to cancel it out altogether.

因为逃不过必死的结局所以给了美朝生暮死的价值，但必死性也可能带来全盘出局的威胁。

耶鲁公开课 - 1945年后的美国小说课程节选

When I do find a decent drama, they cancel it immediately.

一旦我找到还不错的电视剧，它们就很快被停止播映了。

Do you 实战 - SpeakingMax英语口语达人

If the time you are interested in is not zero, you're allowed to cancel it and get the time from here.

如果你们关注的解不是零时刻,那么就可以忽略它,然后从这里解出时间

耶鲁公开课 - 基础物理课程节选