We need what? We need evidence.
我们需要什么，需要证据。
We need evidence that others are aware of our presence.
我们需要证明他人意识到了我们的存在。
How strong is the evidence that climate change is happening? That is really something we need to be worried about.
气候变化正在发生的证据有多有力？这确实是我们需要担心的事情。
How strong is the evidence that climate change is happening that it's really something we need to be worried about?
气候变化正在发生的证据要有多有力才能证明这真的是我们需要担心的事情？
There's a growing body of evidence that it's important in skills that we need in our lives.
越来越多的证据表明，它对我们生活中所需要的技能很重要。
We need a better body of evidence demonstrating costs and benefits, best practices, interventions that work best in specific situations, and the impact of these interventions on health outcomes.
我们需要一些更好的证据，要能说明费用和效益、最佳做法、特定情况中最有效的干预措施，以及这些干预措施对卫生结果的影响。
"What we need from these sites now are evidence of the stone tools themselves, so we can see if they were manufactured or were natural stones that happened to be used for butchery," he added.
“现在，我们需要从这些出土地点得到的就是关于石器工具本身的证据，所以我们能够预见，它们要么是经过打磨的石头，要么就是恰巧被用来屠宰的天然石头，”他补充说。
Two are strategic: we need to strengthen health systems, and we need better evidence to shape our strategies and measure our results.
两个是战略性的：我们必须加强卫生系统，我们需要更有力的证据制定我们的战略并衡量我们的成果。
"I think it is fascinating and intriguing, yet we need the evidence that higher-protein diets are more effective over the long term," Reeves says.
“我认为这是令人兴奋和鼓舞人心的，虽然我们还需要更多证据来证明高蛋白饮食是长期以来比较有效的途径。”Reeves说。
But perhaps we need to look again at the evidence for these high levels of heritability.
但是也许我们需要重新审视这些高等级遗传可能性的证据。
What we basically need is evidence about which approaches are likely to work best in each of the cases.
从根本上我们需要的是，找到在每种特定的情况下哪一种方法或态度会奏效。
We need more hands and minds to confront theory with evidence on major policy issues.
我们需要更多力量和智慧用重大政策问题实践对理论进行检验。
If we're focused on the work of art in and of itself, on the poem, we obviously in thinking about what it means need to come to terms with three kinds of evidence.
将注意力放在艺术作品本身或者说诗本身上，很显然，如果我们想考虑它所表达的意思的话，我们必须对三种证据作出让步。
We may need to accept the fact that public perceptions about vaccine safety can be permanently changed by unfounded fears, to an extent that no amount of evidence can change the public’s mind.
我们可能需要接受的事实是，公众对疫苗安全性的认识可以因无根据的恐惧而产生永久性的变化，以至于无论有多少证据都不能改变公众的想法。
We need experimental evidence.
需要实验证据。
"If we want to learn a second language, [we need to] set time aside to allow that to happen" -and evidence suggests the payoff is worth it.
“如果我们想学习第二种语言，我们需要预留出时间来学习”，并且证据表明，回报是值得的。
And the vision endures, partly because we need it too, partly because Beethoven has not faked the evidence.
但是这种乐观主义顽强地留存了下来，部分是因为我们需要它，部分也因为贝多芬确实没有说错。
Instead we need to look at the long-term trends, and here the evidence is undeniable.
我们应该看长远趋势，这里可以看出变暖的证据不容否认。
We need to take all the evidence into consideration.
我们需要考虑所有的证据。
"We'd have to review the evidence to see whether we need to split the African elephant into two entries on the Red List of Threatened Species," he told BBC News.
“我们必须检查证据，看看是不是必须在濒危动物名单上把非洲象分成两个条目，”他对BBC新闻说。
We do still however, need more evidence on the side effects and so on.
但仍然需要关于这类药物副作用等方面的研究证据。
Let us hope his research will provide the evidence we need.
但愿他作的研究能提供我们所需要的证据。
What evidence do we need to let ADA , EASD or other associates change the current guideline and recommendations of diet on diabetes or hyperlipidemia in the future?
您认为我们还需要什么样的证据使ADA、EASD等组织将来能下决心修改目前关于糖尿病、高脂血症等的饮食治疗建议？
We need to make design and implementation decisions based upon empirical evidence. 9.
我们需要在经验数据的基础之上作出设计和实现的决定。
Yet despite strong evidence, most people still do not know that alcohol increases risk of cancer, so it is clear we need to do more to get this message across.
虽然没有有力的证据证明，但大多数人都不知道酒精会增加患癌症的风险，所以很明显的，我们需要做更多的努力让人们知道这个讯息。
We need some hard evidence to support our claim.
我们需要一些确凿的证据来支持我们的主张。
Before looking at the evidence, we need first to ask what matters more, inequality or poverty?
在关注证据之前，我们先要问问，不平等或贫困，哪个更要紧？
Few risks have a greater impact on global health today than air pollution. The evidence signals the need for concerted action to clean up the air we all breathe.
没有什么会比空气污染给全球健康带来更大的危害。这些证据说明我们必须采取行动净化我们的空气。
Few risks have a greater impact on global health today than air pollution. The evidence signals the need for concerted action to clean up the air we all breathe.
没有什么会比空气污染给全球健康带来更大的危害。这些证据说明我们必须采取行动净化我们的空气。
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