My initial reaction was to decline the offer.
我最初的反应是要婉言谢绝这个提议。
Libraries are an investment for the future and they should not be allowed to fall into decline.
图书馆是对未来的一种投资，不应该让图书馆衰落。
James Burke of Duke University is one of the authors of a study reviewing previous research on cognitive decline.
杜克大学的詹姆斯·伯克是一项研究的作者之一，该研究回顾了此前有关认知能力下降的研究。
The scientific evidence from countries like Australia, Canada, and the USA clearly indicates a decline in the birds' numbers.
来自澳大利亚、加拿大和美国等国家的科学证据清楚地表明，这种鸟类的数量下降了。
The aim is to reverse the decline in the number of tree species or at least to preserve the "genetic material" of all of them.
其目的是扭转树种数量下降的趋势，或至少保存所有树种的“遗传物质”。
Perhaps most exciting is research that suggests that crafts like knitting and crocheting may help to keep off a decline in brain function with age.
也许最令人兴奋的是研究表明，像编织和钩编这样的手艺可能有助于防止因年龄增长而导致的大脑功能下降。
While the decline over the past decade is steep for teen readers, some data in the report shows that reading remains a big part of many children's lives.
尽管在过去的十年里，青少年读者的阅读量急剧下降，但报告中的一些数据显示，阅读仍然是许多孩子生活的重要组成部分。
Across the developed world, car use is in decline as more people move to city centres, while young people especially are opting for other means of travel.
在发达国家，随着越来越多的人搬到城市中心，汽车使用量正在下降，而年轻人更倾向于选择其他出行方式。
The decline of our fish stocks may have changed the landscape forever, but the kipper, a cold-smoked herring, still remains one of the great tastes of England.
虽然近年来我们的鱼类储量下降，可能永远无法再现曾经的风光，但冷烟熏制的熏鲱鱼仍是英格兰最美味的食物之一。
Indeed, several studies based on private-sector firms find that women' s mobility prospects improve, rather than decline, as they climb upward in corporate hierarchies.
事实上，一些基于私营企业的研究发现，随着女性在企业等级制度中的上升，女性的流动前景有所改善，而不是下降。
Declining mental function is often seen as a problem of old age, but certain aspects of brain function actually begin their decline in young adulthood, a new study suggests.
心智功能衰退通常被视为老年问题，但一项新的研究表明，大脑功能的某些方面实际上在青年时代就开始衰退了。
We've been talking about the decline of coral reefs in tropical areas all over the world—how natural and man-made stresses are causing them to degrade or in some cases, to die.
我们之前提到了世界各地热带地区中珊瑚礁的衰落，即自然和人为（造成的）压力是怎样造成珊瑚礁退化，或者甚至在某些情况下，造成它们死亡的。
Lengthy periods of economic stagnation or decline have almost always left society more mean-spirited and less inclusive, and have usually stopped or reversed the advance of rights and freedoms.
长期的经济停滞或衰退几乎总是使社会变得更加刻薄、更缺乏包容性，通常还会阻止或逆转权利和自由的进步。
How can we make, accept and decline invitations?
我们如何提出、接受和拒绝邀请？
The general worldwide decline in trade barriers, such as customs duties and import quotas, is surely one explanation.
当然，原因之一是像关税和进口配额等贸易壁垒在全世界范围内普遍有所减少。
The things people make, and the way they make them, determine how cities grow and decline, and influence how empires rise and fall.
人们制造的东西及其制造方式决定了城市的兴衰，也影响着帝国的隆替。
There has been a 28.1 % decline in students taking creative subjects at high schools since 2014, though happily, art and design have seen a recent increase.
自2014年以来，在高中学习创造性课程的学生减少了28.1%，不过令人高兴的是，艺术和设计课程最近有所增加。
Home cooking seems to be in decline as more and more people tend to order their food on apps.
随着越来越多的人倾向于在应用程序上订购食物，自己在家做饭的人越来越少。
You are just the person for the job. Don't decline out of modesty.
你做这工作再合适不过，不要谦让了。
Easier said than done, but you can decline positively.
这个说起来容易做起来难。你可以学会委婉地拒绝。
I really appreciate your invitation, but I must decline it.
非常感谢你们的邀请，但我不得不谢绝。
But in the U.S., affluence did not lead to indulgence and decline.
但是，在美国，富裕并没有使它走向放纵与衰落。
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