不管反对派如何担心伊朗的忠诚度，伊朗都毫无疑问是叙利亚平衡的一端；事实上，没有它的加入，就不可能达成任何协议。
Whatever concerns the opposition has about Iran’s allegiances, the country is undoubtedly part of the Syrian equation; indeed, its involvement is critical to reaching any accord.