The second is the proposal the Russians made in September for a UN peacekeeping force in eastern Ukraine.

第二个要素是俄罗斯9月提议在乌克兰东部驻扎联合国维和部队。

And then finally a United Nations buffer zone that stretches across most of the island that is occupied by the UN peacekeeping forces.

最后是一个联合国缓冲区，横跨岛上大部分地区，被联合国维和部队占领。