adj. 1.确实的,明确的;确定的;无条件的 (opp. qualified, implied, inferential); 绝对的,无疑问的,断然的。 2.有自信的;过份自信的,独断的。 3.积极的;建设性的;肯定的 (opp. negative)。 4.〔口语〕十足的,纯粹的。 5.现实的,实在的,实际的 (opp. speculative, theoretical)。 6.【物、数】正的;【物理学】阳性的;【化学】盐基性的。 7.【摄影】正片的。 8.【哲学】实证的。 9. 【语法】原级的。 10.【生物学】(刺激源)向性的,趋性的。 11.〔用作表语[主词补语]〕一定,确信 (to do; that)。 短语和例子 positive proof [evidence] 确实的证据。 a positive fact 无可怀疑的事实。 positive orders 绝对命令,强制的命令。 a positive sort of person 刚愎自用的人。 a positive mind 实事求是的人。 Are you sure Yes, I'm positive . 真的吗? 当然了。 She is positive to come tomorrow. 她明天一定来。 I am positive that he is right. 我确信他说的对。 in a positive way 从正面,由积极方面。 be positive about [of] 确信,确知 ( positiveof the approach of a violent revolutionary storm 确信一场猛烈的革命风暴的来临)。 n. 1.实在;确实;明确性;绝对性;积极性;正面。 2.【语法】原级。 3.(电池的)阳极;【摄影】正片。 4.【数学】正量。 adv. -ly 确实,必定;断然;绝对;积极。 n. -ness =positivity.
characterized by or displaying affirmation or acceptance or certainty etc.; "a positive attitude"; "the reviews were all positive"; "a positive benefit"; "a positive demand"
reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion; "positive increase in graduating students"
indicating existence or presence of a suspected condition or pathogen; "a positive pregnancy test" 同义词:confirming,
of or relating to positivism; "positivist thinkers"; "positivist doctrine"; "positive philosophy" 同义词:positivist, positivistic,
involving advantage or good; "a plus (or positive) factor" 同义词:plus,
persuaded of; very sure; "were convinced that it would be to their advantage to join"; "I am positive he is lying"; "was confident he would win" 同义词:convinced, confident,
marked by excessive confidence; "an arrogant and cocksure materialist"; "so overconfident and impudent as to speak to the queen"; "the less he knows the more positive he gets" 同义词:cocksure, overconfident,
having a positive charge; "protons are positive" 同义词:electropositive, positively charged,
impossible to deny or disprove; "incontrovertible proof of the defendant''s innocence"; "proof positive"; "an irrefutable argument" 同义词:incontrovertible, irrefutable,
formally laid down or imposed; "positive laws" 同义词:prescribed,
greater than zero; "positive numbers"
a film showing a photographic image whose tones correspond to those of the original subject
the primary form of an adjective or adverb; denotes a quality without qualification, comparison, or relation to increase or diminution 同义词:positive degree,