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1·A positive attitude can help you overcome many difficulties.

积极的态度能帮助你克服许多困难。youdao

2·The test result shows a positive sign of improvement.

测试结果显示出积极改善的迹象。youdao

3·He gave a positive response to our suggestion.

他对我们的建议给予了肯定的回应。youdao

4·Positive thinking can lead to a happier life.

积极的思考能带来更幸福的生活。youdao

5·The number 5 is a positive integer.

数字5是一个正数。youdao

6·We should always keep a positive outlook on the future.

我们应该始终对未来保持积极的展望。youdao

7·The new policy has had a positive impact on the economy.

新政策对经济产生了积极的影响。youdao

8·She has a positive influence on her classmates.

她对她的同学们有积极的影响。youdao

9·The positive feedback from customers makes the company more confident.

客户的正面反馈让公司更有信心。youdao

10·A positive environment can boost people's creativity.

积极的环境能激发人们的创造力。youdao

积极

1·I adopted a positive outlook on life.

我选择了一种积极的人生观。《柯林斯英汉双解大词典》

2·We must take positive steps to deal with the problem.

我们必须采取积极步骤处理这个问题。《牛津词典》

3·The negotiations have been conducted in a positive manner.

已积极进行过谈判。《牛津词典》

4·Organic fertilizers will have very positive results in the long term.

有机肥料从长远来看将产生非常积极的效果。《柯林斯英汉双解大词典》

5·The fact that they had decided to come was interpreted as a positive sign.

他们已经决定要来的事实可被解释为一个积极的信号。《柯林斯英汉双解大词典》

正

1·If we calculate the change in entropy during gas mixing, we will find that this quantity is positive.

如果我们计算气体混合过程中熵的变化，我们会发现这个量是正的。

2·That conehead indicates a positive direction.

那个圆锥头表示正方向。

3·A negative face has an outward normal pointing in a direction opposite that of the positive x-axis.

负向的外法线指向与正x轴相反的方向。

4·Strike-slip faults occurring in the converging crust, or transpression, rocks are faulted upward in a positive flower structure.

在会聚的地壳或压转岩石中发生的走滑断层以正花构造向上断裂。

5·One concern here is the possibility of triggering one of those positive feedback cycles that we hear more and more about these days.

这里关注是触发这些正反馈周期的可能性，这些天我们越来越多听到如此的关注。

正面

1·Children who have a positive self-image are less likely to present behaviour and discipline problems.

有着正面自我形象的儿童较不可能出现行为和纪律的问题。《柯林斯英汉双解大词典》

2·Consumers generally place more weight on negative information than on the positive when deciding what to buy.

消费者在决定购买的时候，一般更看重负面信息而不是正面信息。《柯林斯英汉双解大词典》

3·In the early 1980s, a more positive explanation of the name began to circulate.

在20世纪80年代初，关于这个名字更为正面的解释开始流传起来。

4·What happens when the positive experience of flow is disrupted by, for instance, a brief silence?

当（会话）流的正面体验被——比如短暂的沉默——打断时，会发生什么事？

5·This negative, as Talbot called it, could then be used to print multiple positive images on another piece of treated paper.

这种被 Talbot 称之为“负片”的东西，随后会被用在另一张经过处理的纸片上来洗印多张正面图像。

阳性

1·If the test is positive, a course of antibiotics may be prescribed.

如果化验结果呈阳性，可能要开一个疗程的抗生素。《柯林斯英汉双解大词典》

2·The astite titer of antiserum in three immune mice is much higher than that of positive serum.

三只免疫小鼠的抗血清的滴度要比阳性血清高。

3·Trypanocidal drug suramin is polysulfated and gives a positive alcian blue reaction even at pH 1.

锥虫类药物苏拉明经过多硫酸化处理，即使在 pH 值为1时也会产生阳性的阿尔辛蓝反应。

4·PAS glucogen staining of cardiomyocytes was positive, glucogen in cytoplasm were stained to purple.

心肌细胞的 PAS 糖原染色呈阳性，胞浆内大量的糖原颗粒被染成品红色。

5·TCS injectant(26KD) has no antitumor effects, but has a positive reaction in the allergic reactions.

TCS 注射剂（26KD）无抗肿瘤作用，但在过敏反应中呈阳性反应。

肯定的

1·Judith's never late. You sure she said eight?—Positive.

“朱迪丝从来不迟到，你肯定她说的是8点？”—“肯定。”《柯林斯英汉双解大词典》

2·With design patterns, the results are positive.

有了设计模式，结果是肯定的。

3·We will let you know probably next Tuesday.I hope to give you the positive reply.

我们大概会在下星期二让您知道，我希望让您有个肯定的答复。

4·Many reactions were quite positive and some people even came up to give us their blessing, said Han, though she acknowledges that overall the public reaction was negative.

韩心澄表示“许多人的反应是相当肯定的，有些人甚至跑上来为我们祝福”，但她也承认，总体上说，公开的反应是否定的。

5·Senior managers can nurture those new ideas through positive words and actions, or they can stop them on their tracks by being overly negative and combative.

高级管理人员可以用肯定的言词培育那些新思想，也可以用过度的否定和好斗把它们扼杀在萌芽阶段。

积极向上

1·He wanted to recharge his batteries and come back feeling fresh and positive.

他想去放松休息一下，然后回来时精力充沛、积极向上。《柯林斯英汉双解大词典》

2·Because it reminds you of the positive things in your life.

因为它让你记起生活中积极向上的事情。

3·And with those feelings out of your mind and body it becomes easier to focus, to feel positive feelings and actually perform well and learn to do whatever you have set your mind upon.

这能大大减少那种让你退缩的消极情绪。当这种情绪被驱出身心时，你的注意力便会更容易集中，会感受到积极向上感觉，你的表现仍然会很出色，一定会学到你决心要学的东西。

4·Spend some time on a daily basis clearing your mind, ridding it of negative thoughts, and refocusing it on those that are positive.

每天花一些时间清理一下自己的内心，赶走那些消极负面的想法，重新关注那些积极向上的东西。

5·You feel generally positive and peaceful and you are not worried about the things you used to be worried about.

总体来说你会是感到积极向上的，平和的，并且你不会为你原来担心的事情而担心了。

正数

1·When all those factors are put together and the economists calculate the numbers, it ends up being a net positive, but a small one.

当所有这些因素放在一起，并且由经济学家计算得出这些数字时，它最终的净值是正数，但只是一个很小的数。

2·The pivot row must be selected so that all the other basic variables remain positive.

必须选择枢轴行，以便所有其他基本变量保持正数。

3·If you read a number from a file and expect it to be positive, check that it is before further processing with that number.

如果从文件中读入一个数字并期望其为正数，那么，在使用其进行进一步处理前对其先验证一下。

4·It's useful to have both positive and negative tests here, so you do both.

正数测试和负数测试对它都有意义，所以我们编写两个测试。

5·Listing 1 shows the conditional expression that ensures the deposit is positive.

清单1显示了确保存款为正数的条件表达式。

积极乐观的

1·Always, always positive.

并且总是那么那么的积极乐观。

2·This will help you avoid unpleasant conversations and communicate only with positive people.

这会使你避免不愉快的对话，只和积极乐观的人交流。

3·You’re a success because you are able to remain positive in a world that’s full of negativity and hopelessness.

你是成功的，因为你能够保持一种积极乐观的心态，即使消极绝望的事情充斥着这个世界。

4·You're a success because you are able to remain positive in a world that's full of negativity and hopelessness.

你是成功的，因为你能够保持一种积极乐观的心态，即使消极绝望的事情充斥着这个世界。

5·Of course, these positive moves still don't amount to an economy producing enough jobs to rapidly bring down the unemployment rate.

当然，这些积极乐观的动向并不等于一个能创造足够就业机会以快速降低失业率的经济。

利好

1·Positive earnings news also helped the market higher.

利好业绩消息也帮助推高市场。

2·Generally a very positive market from supply point of view.

从供应商方面来看，目前市场利好。

3·Japan's earthquake affected the domestic steel industry, the securities broker will generally believed that the domestic steel markets positive will be positive.

日本地震对于国内钢铁行业的影响，各券商普遍认为会对国内钢铁市场产生利好。

4·The impact of the stock market alone, is a long-term and far-reaching substantive big positive.

在股市的影响仅仅是一个长期和深远的实质性的重大利好。

5·A deal that removes the ratings threat from the U. S. sovereign would likely prove risk positive and dollar negative.

若达成协议，弭除美国主权债信面临的评级风险，可能会利好风险并利空美元。

(1)positive effect积极的效果；明显效果

(1)positive and negative正反；肯定和否定

(1)positive attitude积极态度

(1)positive correlation[化]正相关

(1)positive influence正面影响，积极影响

(1)positive results阳性反应；积极的结果（positive result的复数）