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

because you're thinking the guy might be trying to steal your car, put you at gunpoint, hijack you,

因为你会想这个人可能是想偷你的车或用枪威胁你，劫持你，

大城市是否危险？ - SpeakingMax英语口语达人

The president would spend at least a half hour going over what happened overnight, what the intelligence community was picking up about threats to the country.

总统至少要花半个小时,来了解过去一晚发生的事情，了解情报局选取的,可能威胁国家的信息。

普林斯顿公开课 - 国际座谈会课程节选

He met the Attorney General, the Director of the Central Intelligence, the Director of the National Intelligence, eventually the Director of a Fusion Centre where all of the intelligence communities came together to talk about the threats.

总统还会会见司法部长，中央情报局局长，国家情报局局长，最后是一个集合中心的负责人,所有的情报组织都聚在那里,讨论有可能存在的威胁。

普林斯顿公开课 - 国际座谈会课程节选