On the contrary, trade representatives had to display impressive endurance and patience – for more than five years, for some countries. To enable progress, confidentiality was vital (despite US negotiators’ claims that the discussions were wholly transparent).
当然，这并不意味着谈判很容易。相反，各国贸易代表表现出令人印象深刻的忍力和耐力——某些国家甚至保持了五年多。为了取得进展，保密性至关重要（尽管美国谈判员声称讨论是完全透明的）。