| [/ˈpɔzətɪv; ˋpɑzətɪv/] adj 用法:
1 with no possibility of doubt; clear and definite 无可怀疑的; 明确的; 确定的:
positive instructions, orders, rules, etc 明确的指示、 命令、 规定等 *
We have no positive proof of her guilt. 我们没有她犯罪的确切证据. 用法:
2 ~ (about sth/that...) (of a person) confidently holding an opinion; convinced （指人）有把握的, 确信的:
Are you absolutely positive that it was after midnight? 你是否有绝对把握认为那事是在午夜以後发生的? *
She was quite positive about the amount of money involved. 她对所涉及的钱数十分肯定. 用法:
3 (a) providing help; constructive 有助益的; 建设性的:
make positive proposals, suggestions, etc 提出有益的建议、 意见等 *
Try to be more positive in dealing with the problem. 对解决该问题再积极一些.
(b) showing confidence and optimism 自信的; 乐观的:
a positive attitude, feeling, etc 乐观的态度、 情绪等 *
positive thinking, ie a determined mental attitude that helps one achieve success 必胜的思想. 用法:
4 (infml) absolute; complete 彻底的; 绝对的; 完全的:
Her behaviour was a positive outrage. 她的行为残暴到了极点. *
It was a positive miracle that we arrived on time. 我们能够及时赶到, 这简直是奇迹. 用法:
5 (of the results of a test or an experiment) indicating that a substance is present （指试验或实验的结果）表明存在某物质的, 阳性的:
a positive reaction 阳性反应 *
The tests proved positive. 试验结果呈阳性. *
They were hoping for a positive result from the experiment. 他们希望从实验中获得阳性结果. 用法:
6 (mathematics 数) (of a quantity) greater than zero （指数量）正的:
a positive number 正数 *
the positive sign (+) 正号. 用法:
7 tending towards increase or improvement 倾向於增加或改善的:
Positive progress has been achieved during the negotiations. 谈判取得了良好的进展. *
There have been positive developments in international relations. 国际关系已逐步改善. *
positive discrimination, ie deliberately favouring an underprivileged group, esp in employment policy 具有积极意义的区别对待（尤指在就业政策中所实施的偏向贫困阶层的做法）. 用法:
8 containing or producing the type of electrical charge produced by rubbing glass with silk 正电的; 正极的:
a positive charge 正电荷 *
the positive terminal of a battery, ie the one through which electric current leaves the battery 电池的正极端子. 用法:
9 (of a photograph) showing light and shadows as in nature or in the object photographed, not reversed as in a negative （指照片）正片的:
a positive image 正片影像. Cf 参看 negative. 用法:
10 (grammar) (of an adjective or adverb) in the simple form, not the comparative or superlative （指形容词或副词）原级的（非比较级的或最高级的）. positive 2
n 用法:
1 (grammar) positive adjective 原级形容词:
`Silly' is the positive and `sillier' the comparative. *silly 是原级形容词, sillier是比较级形容词. 用法:
2 positive quality or quantity 确实; 正量; 正数. 用法:
3 photograph printed from a negative plate or film （照片的）正片. |