So they think they've been negotiating about carbon emissions.

因此他们认为，他们一直就碳排放问题进行着讨论。

All this comes as Facebook negotiates with regulators about beefing up its oversight of privacy, which reportedly may mean it appoints a privacy tsar.

这些动作都发生在Facebook与监管机构就加强对隐私的监管进行谈判之际。据报道，这可能意味着Facebook会任命一位隐私政府顾问。

Chevron's offer has been challenged by ExxonMobil, which owns a 45% stake in the Guyana project and claims it has the right to negotiate with Hess about the asset.

雪佛龙的报价受到了埃克森美孚的挑战，后者拥有圭亚那项目45%的股份，并声称有权就该资产与赫斯进行谈判。

So let's say that you're for instance guys, here in the US you like and repetition as a way to make sure that the other party understands what you're negotiating about.

比方说，在美国，你们喜欢重复，以此来确保对方理解你们在谈判什么。