Two things undermine the hope that the fractious Caucasians have finally learned to hang together, to their own benefit and that of Western energy consumers.

• 本以为这些桀骜不驯的高加索人为了各自的利益，也为了能源消费者的利益，终于学会了联合一致，但由于两个问题，这个希望正在慢慢破灭。