Couch surfers tend to see themselves as part of a tribe; unlike two people hooking up at a bar, they meet under an altruistic premise.

沙发冲浪者视自己为一个部落的成员；不像在酒吧里面邂逅的两个人，他们是在利他主义的前提下相遇。

Speaking of failure and success, a big part of the film's premise is predicated on the success of the titular inception.

谈及成功与失败，这部影片的大部分都建立在所谓的意识植入会成功的前提上。

That depends, in part, on whether you begin from the premise that financial markets are efficient, or that they are inherently prone to irrational behaviour and speculative excess.

这部分的取决于你的分析前提认为金融市场是有效的，还是生来就有行为非理性与投机过度的倾向。