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。

Be honest but remain positive.

诚实，但要保持正面姿态。

The overall balance, then, could remain positive.

那么总体收支可能依然为正。

I say all this to remain positive that the money is there.

我说，所有这一切都要保持积极，这笔钱。

Use the above tips to remain positive and productive when you're stuck in a bad job.

当你被一份坏工作困住时，利用一下上面这些建议，保持积极高效。

Excluding food and energy, inflation is expected to decelerate sharply, but remain positive.

预计不包括食品和能源价格的通货膨胀率会明显下降，但依然会保持正值。

If there were another 2008 or 2009 now, I feel very confident that my returns would remain positive.

如果现在出现另一个2008年或2009年的情形，我确信我的收益将依旧保持为正。

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。

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。

It's not easy to remain positive, particularly on those days when you're feeling absolutely awful, but it's important.

尽管保持积极的心态并不容易，特别是那些让你感觉糟透了的日子里，做到这一点还是很重要的。

Despite this Guardiola said his tactics will remain positive: "We will decide later whether they still have problems."

除此之外，瓜迪奥拉说他的战略是积极的：“我们将稍后决定这三名球员的上场问题。”

Perhaps that is what we can all learn from Barbie - to explore the world, to make new friends and to always remain positive.

或许这就是我们能想芭比学习的东西——探索世界，去交新朋友，一直保持积极的心态。

Remember that eternal youth is also to take life with humor, to remain positive about the events and not to take yourself too seriously.

记住，永远年轻也意味着要幽默地看待人生，对事物保持乐观，不要把自己弄得太严肃。

Although it didn't form into actual rainfall, scientists remain positive they can soon manipulate weather conditions and even prevent showers.

尽管最后没有形成实际的降雨，但科学家仍然认为他们很快就能控制天气条件，甚至阻止降雨。

It's not easy to remain positive, particularly on those days when you're feeling absolutely awful, but it's important. It may take some practice.

保持积极的心态并不容易，特别是那些让你感觉糟透了的日子里，不过做到这一点还是很重要的。

I always remain positive. I think that in a career that has been as long as mine I'm very satisfied with it myself and I don't follow the headlines.

我老是很积极，我认为吧，在足坛摸爬滚打这么多年，我对自己还是相当满意的，我从来不关注神马新闻大头条。

You will so thoroughly indoctrinate yourself with these habits and mind conditioners that your mental attitude will become and remain positive at all times.

当你学会本章所要求的良好习惯并且调适好你的思想之后，你的心态便会随时处于积极状态。

The trait that allows you to remain positive and hopeful during trying times is resiliency, and research shows that it has a great deal of influence on your physical health.

研究表明，能否在困难的时候仍保持积极向上并总是心存希望的心态，对人的身体健康有着很大的影响。

Exert yourself so that you keep your body in shape. Mental ailments can easily spring form physical ones, and your body, like your mind, must be kept active to remain positive.

使自己多多活动以保持自己的健康状态，生理上的疾病很容易造成心理的失调，你身体应和你的思想一样保持活动，以维持积极的行动。

Computer yoga is the office worker's and writer's answer to remaining positive through the day; ideally, practicing computer yoga daily will help you to remain positive throughout your daily routine.

电脑瑜伽就是办公室人员和作家如何整天保持精力充沛的秘密；理论上，每天练习电脑瑜伽将帮助你在每天的日常工作中保持良好的精神状态。

While there have been recent positive developments, the markets remain fragile.

尽管出现了这些积极的发展势头，但是市场仍然脆弱。

You mention that you try to remain upbeat and positive but that slowly these good intentions give way.

你提到你试图保持乐观，积极但这些良好的努力逐渐失败了。

75% consider the opportunity provided by devices such as smartphones and laptops to remain in constant contact with work as a positive development.

75%的人认为，智能手机和笔记本电脑这些让他们随时不能摆谱工作的设备所带来的机遇，是一种积极的进步。

But that simple message once a week, made HIV-positive recipients significantly more likely to take their medicine and remain healthy.

但是每周都发送一条这么简单的信息，让HIV阳性的患者们明显更乐意服药并保持健康。

The right kind of founder is one whose focus, energy, and motivation will remain productive and positive despite a suddenly improved personal balance sheet.

恰当的创始人指那些虽然个人财务状况得到改善，但依旧保持其注意力、精力在公司上，且依旧充满动力。