[ fǒudìng ] 1.(否认事物的存在或真实性) negate; deny 短语和例子 否定之否定 the negation of negation; 事实否定了他的看法。 facts have refuted his views. 谁要是否定这一点, 就不是一个唯物主义者。 whoever denies this is not a materialist.2.(表示否认的; 反面的) negative 短语和例子 否定的答复 a negative answer; an answer in the negative; 否定一切的态度 a completely negative attitude; regard everything as negative; 否定裁决 notwithstanding; 否定后件推理 modus tollens; 否定区域 rejection region; 否定追索权 recourse repudiation; 否定字符 [计算机] negative acknowledge character