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to negate
01
否定, 抵消
to make something not effective by balancing or counteracting its effects
Transitive: to negate an effect
Example
Adding a negative review can negate the positive impact of previous feedback.
添加负面评价可能会抵消之前反馈的积极影响。
Taking a medicine with food may negate its effectiveness due to interaction.
吃药时与食物同服可能会由于药物之间的相互作用而抵消其有效性。
02
否定, 反驳
to express or indicate the opposite or contrary of something
Transitive: to negate a statement
Example
By adding the word " not " to the statement, she negated its meaning: " I am not going to the party. "
通过在陈述中添加“不是”这个词，她否定了其含义：“我不去参加聚会。”
The amendment to the contract negated the original terms, specifying that all liabilities would not be assumed by the buyer.
合同的修正否定了原始条款，规定所有责任不由买方承担。
03
否认, 否定
to say that something either does not exist or is not true
Transitive: to negate a theory or account
Example
He tried to negate the eyewitness accounts by accusing the witnesses of conspiring against him.
他试图通过指责目击者串谋反对自己来否认这些目击证词。
Scientists gathered new data that helped negate the long-held theory about the formation of the solar system.
科学家们收集了新的数据，这些数据帮助否定了长期以来关于太阳系形成的理论。
