For Moscow, the growing NATO embrace of a neighbouring former Soviet republic - and what it sees as the nightmare possibility of alliance missiles in Ukraine targeted against Russia - is a "red line" it will not allow to be crossed.
对莫斯科来说，北约对这个前苏联邻国的日益接纳——以及北约在乌克兰部署针对俄罗斯的导弹的可能性——是一条它不允许越过的“红线”。