显然，美国谈判团队很难从俄罗斯获得实质性让步，而且被迫做出如此多让步，以致乌克兰拒绝接受谈判结果。
乱如麻。
The American negotiating teams are very clearly struggling to get solid concessions out of Russia and are being forced to concede so much Ukraine is refusing the outcome of discussions.
What a shambles.
