This comes as Ukrainian forces sweep into Slavyansk to try to clear the city of pro-Russian forces.

俄罗斯方面发表此番言论是因为此前乌克兰军队涌入斯拉维扬斯克市试图清除该市的亲俄力量。

A senior OSCE mediator told reporters he met the self-appointed mayor of Slavyansk to ask whether he could comply with the agreement.

OSCE高级协调员告诉记者，他会见了自封为斯拉夫杨斯克市长的人并问他是否能遵守协议。

Other western diplomats have also urged Moscow to do more to free the 13 men who have been held in the city of Slavyansk.

其他西方外交官也敦促莫斯科释放在斯拉夫杨斯克被劫持的13人。

Pro-Russia rebels in eastern Ukraine are reported to have shot down a government transport plane over the city of Slavyansk where there has been another day of fighting.

据悉亲俄叛军在乌克兰东部斯拉维扬斯克附近击落了一架政府运输机，当地又进行了一天的战斗。