| 释义 |
第三人称单数：negates 现在分词：negating 过去式：negated v. refute,contradict,disprove,disavow,deny 1. | ~ sth 取消；使无效to stop sth from having any effect |
| Alcohol negates the effects of the drug. 酒精能使这种药物失效。 |
2. | ~ sth 否定；否认to state that sth does not exist |
v. | 1. to declare officially that something is invalid or ineffective, or make something invalid or ineffective 2. to deny the truth of something, or prove something to be false |
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