Mr.Harper also questioned whether the North American Free Trade agreement could be reopened, as Mr.Obama had pledged to do during the campaign, without 'unraveling what is a very complex agreement.

对于奥巴马在竞选期间就北美自由贸易协定重新进行谈判的承诺，哈珀质疑在没有解决非常复杂的协议的情况下是否可行。

youdao

Yet the difficulty of achieving international agreement on such complex territory suggests that this is very much a long shot.

不过，在这类复杂领域达成国际协议的难度预示着，这种尝试不太可能会成功。

youdao

Earlier, Ban confirmed there is now no chance that the Copenhagen summit will produce a legally binding agreement, as there is too little time to work through all the complex details.

潘基文证实，哥本哈根峰会将不可能产生一份具有法律约束力的协议，因为时间太少，无法完成所有复杂的细节。

youdao

But the spokesman, Geoff Morrell,indicated that at this week's meetings Secretary Gates will tell the new Japanese leaders the United States expects the complex agreement to be honored.

VOA: standard.2009.10.18

The awards were the result of a complex arbitration that was part of a peace agreement that ended the conflict.

VOA: standard.2009.08.20

The START-One agreement is one of the most complex treaties in history dealing with reducing nuclear weapons.

VOA: standard.2009.12.07

The complex agreement would offer buyouts to veteran workers and incentives to others.

NPR: Labor Deal Cuts Delphi Workers' Pay

The complex agreement announced Tuesday will allow Dell Inc.

NPR: Dell To Go Private In $24.4B Deal Led By Founder

And in theory certainly as complex an agreement as he deems appropriate and necessary and of the circumstances.

NPR: U.S., Iraq Ponder Long-Term Treaty