Ukrainian President Petro Poroshenko says he is ready to resume a ceasefire in his military campaign against pro-Russian separatists if certain conditions are met. President Poroshenko discussed the situation in eastern Ukraine during a phone call with US vice president Joe Biden. _______________________ 乌克兰总统佩特罗`波罗申科表示如果能满足一定条件将恢复停火,停止针对亲俄分离分子的军事行动.波罗申科总统通过电话与美国副总统乔`拜登讨论了乌克兰东部地区的形势.______________________
