adj. 1.否定的,否认的；拒绝的 (opp. affirmative)； 反对的,反面的；消极的。 2.(opp. positive) 【电学】阴的,阴性的；负的；【数学】负的；【摄影】底片的；【医学】阴性的。 3.【植物；植物学】(对日光或地面刺激等)有反作用的；【心理】反抗性的,不妥协的。 短语和例子 a negative vote 反对票。 the negative side [team] (讨论会的)反对方面。 negative criticism 消极的批评。 a negative plea 【法律】抗辩。 go negative 攻击[否定]对手。 on negative lines 消极地。 n. 1.否定词语；否定的观点；否定言论；否定回答；否定命题(等)。 2.消极性。 3.【电学】阴电；阴极板；【摄影】底片；【数学】负数,负量。 短语和例子 The answer is in the negative. 回答是‘不’。 Two negatives make an offirmative. 两个否定等于肯定,负负得正。 answer in the negative ＝return a negative 回答说“不”。 decide in the negative 否决。 eliminate the negative 〔美俚〕消除自卑观念。 in the negative 否定地,反对地,否认地。 prove a negative 举反证。 vt. 1.否认；否定；驳斥；否决；拒绝；反证；反对。 2.使无效；抵销；使中和。
expressing or consisting of a negation or refusal or denial
characterized by or displaying negation or denial or opposition or resistance; having no positive features; "a negative outlook on life"; "a colorless negative personality"; "a negative evaluation"; "a negative reaction to an advertising campaign"
reckoned in a direction opposite to that regarded as positive; "negative interest rates"
not indicating the presence of microorganisms or disease or a specific condition; "the HIV test was negative" 同义词：disconfirming,
involving disadvantage or harm; "minus (or negative) factors" 同义词：minus,
having a negative charge; "electrons are negative" 同义词：electronegative, negatively charged,
designed or tending to discredit, especially without positive or helpful suggestions; "negative criticism" 同义词：damaging,
having the quality of something harmful or unpleasant; "ran a negative campaign"; "delinquents retarded by their negative outlook on life"
less than zero; "a negative number"
vote against; refuse to endorse; refuse to assent; "The President vetoed the bill" 同义词：veto, blackball,
a piece of photographic film showing an image with light and shade or colors reversed
a reply of denial; "he answered in the negative"
例句与用法
1.
The negative pressure loop should be noted . 应该注意到负压的腹点。
2.
The exponent is a fraction or negative number . 指数是一个分数或负数。
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