The time has come for action if these beautiful animals are to survive.
若要使这些美丽的动物能生存下去，现在就要行动起来。
If diamonds are to survive, though, they must shoot toward Earth's surface quickly.
然而，如果钻石要存活，它们必须迅速地飞向地球表面。
The expansion of deserts must be stopped if we are to survive on this planet.
如果我们想在这个星球上生活下去，沙漠扩张的势头必须得到遏止。
It seems to me that something has to be done if we are to survive as a country.
对于我而言，我们国家生存下去就必须做些事。
If humans are to survive as a species, we must address environmental issues now.
人类若要继续生存下去，就必须从现在开始处理环境问题。
Companies will have to do more than this if they are to survive the silver tsunami.
公司企业要想在银发海啸中生还，就必须要比现在做的更多。
People in business have to be careful if they are to survive the jungle out there.
要在这片丛林中存活下来，商界人士必须小心翼翼。
Everyone must learn to work together if they are to survive their epic flight of fire.
每个人都必须学会一起工作如果他们生存史诗飞行。
They must receive help within a few days if they are to survive. Even reaching Port-au-Prince is hard.
他们必须在这几天内得到帮助，不然将会存在着生命危险。
People will have to master multiple skills if they are to survive in such a world-and keep those skills up to date.
如果要在这样的世界中生存，人们将不得不熟练掌握多种技能，并且保证技能紧跟时代。
If we are to survive the coming food security storm, we will have to embrace unashamedly industrial methods of farming.
如果要安全度过未来的粮食危机，我们就必须问心无愧地接受工业化的养殖方法。
Any seller of bathroom accessories ought to display a healthy choice of wares if they are to survive in the modern competitive world.
任何卖方的浴室配件应该显示一个健康的选择产品，如果它们要生存在现代竞争激烈的世界。
They must remain working if their occupants - especially the most vulnerable such as newborn babies and patients in intensive care - are to survive.
医院必须保持工作状态，才可使其患者——特别是新生儿和重症监护的患者——获得生存的机会。
In our personal, professional and collective social lives it looks as if we may have no choice but to confront uncertainty if we are to survive - and survive well.
在我们的个人，专业还有共同的社会生活层面上，为了生存，或者更好的生存，除了面对不确定性之外，看上去我们似乎没有其他的选择。
He finds that in humans, an individual's level of genetic diversity can predict with astonishing accuracy how likely they are to survive parasites and infectious disease.
他发现，人类中，一个人的基因多样化水平能够惊人精确地预测他们如何能够在寄生虫和传染病中生存下来。
First, as the Arizona programme showed, when reintroducing parrots to the wild, we need to be aware of what the birds must know if they are to survive in their natural home.
第一，正如亚利桑那计划呈现的那样，当将鹦鹉重新引进到野外时，我们必须意识到如果它们要在自然环境中生存，必须知道怎么去适应。
Start-ups like Spotify need to turn more freeloaders into paying subscribers if they are to survive and start providing a serious income stream to record companies and artists.
Spotify这样的起步公司如果想持续经营并获得签约唱片公司或者艺人的收入，就需要将更多的免费下载者变成订阅者。
It is important then that we understand from the outset that one of the first realities we must face in life if we are to survive this pilgrimage of faith is that troubles are a given.
很重要的是，我们从一开始就明白如果我们想要在这条信仰的朝圣之路上存活下去，那么生活中面临的最大的现实之一就是困难是不可避免的。
Asian societies must abandon outmoded Confucian values of the past if they are to survive, and stop stigmatizing having children out of wedlock because the traditional family is dying.
亚洲社会要存续的话，必须放弃不合时宜的儒家文化，并且停止污蔑有非婚生孩子的家庭，因为旧有的家庭模式正步入末途。
All of us will struggle fairly hard to survive if we are in danger.
我们所有人如果遇到危险都会竭力挣扎着活下来。
Those organisms that are most suited to the environment will be those that will survive.
那些最适应环境的生物将是那些存活下来的。
Few babies survive this rare condition, and those who do must endure numerous operations and are likely to have complex needs.
很少有婴儿能在这种罕见的情况下存活下来，即使存活下来的婴儿也必须经历多次手术，而且可能有复杂的需求。
Unfortunately, our homes are very attractive to ants, because it provides everything the colony needs to survive, such as food, water, and shelter.
不幸的是，我们家对蚂蚁很有吸引力，因为它提供了蚁群生存所需的一切，如食物、水和遮蔽之处。
He reasoned that some single-celled creatures are known to enter a hibernation-like state and survive for years with no air or food.
他推断，已知的一些单细胞生物进入类似冬眠的状态，在没有空气和食物的情况下存活数年。
No fish are able to survive in the naturally toxic lake.
没有鱼能在这个天然有毒的湖中生存。
Otherwise, no fish are able to survive in the naturally toxic lake.
否则，没有鱼能在这个天然有毒的湖中生存。
Assumptions get worse when people who are poor use government benefits to help them survive.
当穷人靠政府福利来维持生计时，设想会变得更糟。
Assumptions get worse when people who are poor use government benefits to help them survive.
当穷人靠政府福利来维持生计时，设想会变得更糟。
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