obviate ['ɔbvi.eit] v.排除, 消除, 避免 词形变化: 名词: obviation | 动词过去式: obviated | 动词过去分词: obviated | 动词现在分词: obviating | 动词第三人称单数: obviates | 详细释义: vt. 排除, 消除 obviate the possibility of a mistake 消除出错的可能性