The US is warning of MORE sanctions against Russia, if tensions continue in eastern Ukraine.
美国警告对俄罗斯的制裁，如果紧张局势在乌克兰东部继续。
US Secretary of State John Kerry talked to both Russian Foreign Minister Sergei Lavrov and Ukrainian interim Prime Minister Arseny Yatseniuk on Tuesday.?
美国国务卿克里周二和俄罗斯外长拉夫罗夫和乌克兰临时总理Arseny Yatseniuk都交谈过
Kerry has urged Russia to tone down its rhetoric and engage diplomatically with the Ukrainian interim government.
克里敦促俄罗斯淡化其言论并与乌克兰临时政府进行外交。
But Lavrov says Ukraine has not been serious in implementing an agreement reached in Geneva last week, which was aimed at defusing the crisis.
但拉夫罗夫说，乌克兰一直没有认真地落实日内瓦达成的协议，其目的是化解危机。