He doubts whether the U.S. could be an honest broker in the peace talks.

他很怀疑在和平谈话中美国能否起到调解人的作用。

《柯林斯英汉双解大词典》

An honest broker.

一个诚实的中间人。

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She suggested that the US could play a role as an honest broker in resolving the South China Sea claims.

她建议美国可以在解决南海主权争议问题上扮演一个诚实中介人的角色。

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"They will consider that NATO is not different from the Taliban when it comes to protecting civilians unless NATO will prove to them that it is an honest broker here that it cares about their protection that it acknowledges mistakes that it compensates where possible and that it does everything to reduce the recurrence of similar incidents in future."

VOA: standard.2009.09.07

And so Mr Daschle is able to act as an honest broker, finding common ground among fellow Democrats in the Senate.

ECONOMIST: Tom Daschle��s hidden weapon

Its smaller neighbours so resent and fear it as the local bully that it is rarely welcomed as an honest broker.

ECONOMIST: Asia.view: Trouble with the neighbours | The

So much, say disgruntled American Arabs (whose lobbying power in America is trivial), for the idea of America as an honest broker.

ECONOMIST: America and Israel