You know, it's all the destroyed It doesn't matter how long the Ambersons flourish, eventually they like everybody else, it's gonna be destroyed.

你知道，一切皆会被毁坏,安巴逊一家兴盛了多长时间已经不重要了，因为最终就像其他人那样，早晚都会毁灭。

麻省理工公开课 - 电影哲学课程节选

But I don't really know about how long it would take people to hack, like, the general firewall

但我不知道人们具体要用多长时间才能穿过防火墙，

理想是当密码专家 - SpeakingMax英语口语达人

We don't know how long it takes to do x 2.

我们不知道要多长时间。

麻省理工公开课 - 计算机科学及编程导论课程节选