到2020年，我们必须在2006年的基础上减少80%的碳排放，到2040年将世界人口稳定在80亿，彻底消除贫困，恢复森林和土壤。
We must cut carbon emissions by 80% from their 2006 levels by 2020, stabilize the world's population at eight billion by 2040, completely remove poverty, and restore forests and soils.
此外，我们必须通过社会互动来维持人性——而且是相当稳定的社会互动。
Moreover, our humanness must be sustained through social interaction—and fairly constantly so.
身处动荡不安的世界，为了储户，为了小企业，为了房主，我们必须成为英国人民可以依赖的稳定基石。
For savers, for small businesses, and for homeowners, we must, in an uncertain and unstable world, be the rock of stability on which the British people can depend.
事实：如果我们最终的目标是“有效率的软件开发和测试”，那么稳定和定义良好的需求在最开始是必须的。
Reality: If our ultimate goal was "efficient software development and testing," then having stable and well-defined requirements up-front might be a must.
因为我们必须保持价格稳定所以通货膨胀目标是可怕的。
Inflation targets are horrible because we must have price stability.
为了成为正式的Google产品，我们必须重新组织我们的价格模型，以获得稳定的收入。
In order to become an official Google product we must restructure our pricing model to obtain sustainable revenue.
几乎每个人都知道，我们必须着手让保险公司担负起责任，在医疗保健问题上，我们必须让美国人民的心中更加稳定、安全。
Almost everyone knows that we must start holding insurance companies accountable and give Americans a greater sense of stability and security when it comes to their health care.
然后，要经过一段试炼和培植的时期，在这个期间，我们必须坚毅稳定，直到新的关系变为根深蒂固的常规。
Then there is a season of establishing, settling and testing, during which we must "stay put" until the new relationship gets so fixed as to become a permanent habit.
我希望，我们会像匹兹堡会议那样有共同语言，我们必须保持目前的支持措施到位，直至确保复苏势头稳定。
I expect we will have the same language as in Pittsburgh, that the current support measures need to be kept in place until recovery is well secured.
第三，我们必须明白，我们身处的世界并非稳定和平。
Third, we cannot pretend that we are living in a stable and peaceful world.
我们必须力争稳定增长。
我们必须更稳定，因为他们取得了一些了，太。
We have to be more consistent because they made some plays, too.
“我们认识到，想确保一个和平和稳定的东亚地区，我们就必须确保这个地方稳定和安全，”他在一次公开讲话中说到。
"We realize that to ensure peaceful and stable east Asia region, we must ensure stability and security in the region," he said in his opening speech.
为了把我们之间的关系放在一个更加稳定和成熟的基础上，我们必须把我们双边关系中的分歧与我们在全球问题包括不扩散上的合作脱钩。
To put our relationship on a more stable and mature footing, we have to delink our differences on bilateral issues from our cooperation on global issues, including nonproliferation.
但是我们必须时刻保持警惕，因威胁世界和平与稳定的因素还存在。
But we must be aware that factors endangering world peace and stability still exist.
但是我们必须时刻保持警惕，因威胁世界和平与稳定的因素还存在。
But we must be aware that factors endangering world peace and stability still exist.
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