If the untruth focuses on someone else, this gives more plausible deniability.

如果谎言集中于另一个人身上，这就给予了更多的貌似合理的推诿借口。

So the main research direction of us is that how to assure the "non-deniability" and "non-traceability" in such complex environment.

在复杂的商业背景下，如何实现两种安全机制等，这些都是我们今后的主要研究方向。

Overly interested body language. Facing, leaning in, etc. Almost as if you're making a point of your interest, which destroys plausible deniability.

过分感兴趣的身体语言，直面，倾斜，如同你在展现你的兴趣，使你不能恰当地展示拒绝。

The customer can't specify requirements up front and then disappear, counting on plausible deniability to cover for himself if the software ends up a bomb.

客户不能预先说明需求后就离开，若软件失败则依靠难以自圆其说的推诿伎俩来为自己掩护。