词汇量跟不上，太吃力了！

美国一位高级外交官员表示，针对俄罗斯参与乌克兰危机的制裁，在有关乌克兰的不断遭到破坏的停火协议彻底落实之前，不会停止。

A high ranking US diplomat indicated the sanction against Russia over Ukraine crisis wouldn't be lifted until the frequently interrupted ceasefire agreement is thoroughly carried out.