You see two types of negotiator then, the actor or the honest one.

你会看到两种类型的谈判者：演技派和诚实派。

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On Thursday night the rebels' chief negotiator at the peace talks announced that dialogue had gone as far as it could go.

周四晚上，参加和谈的叛乱分子的首席谈判代表宣布已经尽可能深入地进行了对话。

《柯林斯英汉双解大词典》

I would say the honest negotiator can be quite effective in some circumstances.

我认为诚实的谈判者在某些情况下是能起到相当大作用的。

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The United States also offered to serve as a negotiator in several international disputes during the late eighteen hundreds.

VOA: special.2010.07.08

He has called for an outside negotiator to settle the crisis, an idea the government rejects.

VOA: special.2010.05.22

Lumumba Di-Aping was the chief negotiator for G-77, a group of mostly poor countries.

VOA: special.2010.01.19

If a customer is not getting the lowest rate, the negotiator calls the hospital or doctor's office and uses that rate to make a lowball offer.

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However in recent months he has been the principal negotiator in the peace process.

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Ms Livni has been the chief negotiator under the US-backed Annapolis process.

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