vt.使逐步升级；使逐步上升；乘自动梯上升；vi.逐步上升；（战争）逐步升级；逐步扩大；像乘自动梯上升 变形： 过去式：escalated过去分词：escalated现在分词：escalating第三人称单数：escalates 双语释义：v.(动词)vt. & vi. (使)逐步升级；(使)逐步扩大 (of war ) make or become more serious by stagesvt. & vi. (使)更高，(使)更大 make or become higher,greater,etc.