People alter their voices in relationship to background noise.
人们根据环境噪音的大小调节自己的声音。
The differences between most of the groups were statistically insignificant; however, the participants in the 70 decibels group—those exposed to a level of noise similar to background chatter in a coffee shop—significantly outperformed the other groups.
大多数组彼此之间的差别在统计上并不明显；然而，70分贝组的参与者——那些被置于类似咖啡店背景谈话声的噪音水平中的参与者——其表现明显好于其他组。
The Azure Queue sends messages to background processes known as' worker roles'.
AzureQueue会向我们称之为“工人角色(worker roles)”的后台进程发送消息。
Move seven feet away, and you're "close to background, " i.e., breathing normal air.
站到七尺以外的话，你已经非常接近背景水平，也就是说呼吸到正常的空气。
There are links to background information on these technologies in the Resources section.
在参考资料 一章中有这些技术的背景资料。
At distances larger than 2 m, levels near single cigarettes were generally close to background.
在远远大于2米的距离之外，烟草浓度则几乎接近背景浓度。
Finally, the Learning More document contains Pointers to background information about each component.
最后，了解更多信息文档包含指向有关每个组件的背景信息的链接。
Studies have demonstrated that sleep deprivation impairs some immune function, according to background information in the article.
根据这篇文章里的一些背景资料显示，研究表明缺乏睡眠会破坏某些免疫系统的功能。
For example, if you are modifying the Objectives theme, change background-image: url(../img/objectivesTheme/Frame/bg.jpg); to background-image: url(../img/executiveTheme/Frame/bg.jpg);.
例如，如果在修改 Objectives主题，请将 background-image:url(../img/objectivesTheme/Frame/bg.jpg); 更改为 background-image: url(../img/executiveTheme/Frame/bg.jpg);。
He nowhere offers concrete historical background to support his arguments.
他在任何地方都没有给出具体的历史背景来支持他的论点。
By way of introduction , let me give you the background to the story.
作为引言，我先来介绍一下故事的背景。
The strings provided a melodic background to the passages played by the soloist.
这些弦乐器为那个独奏演员演奏的几个乐段提供了的背景乐。
Evidently, it has nothing to do with social background.
显然，这与社会背景毫无关系。
The background to the current troubles is provided by the dire state of the country's economy.
目前这些问题的背景是严峻的国家经济形势。
There was a scuffling noise in the background, which turned out to be mice.
背景中有窸窸窣窣的噪声，原来是有老鼠。
The background to his is from the 1960s into the early 2000s.
他的背景是从20世纪60年代到21世纪初。
In this paper I first describe the background to the establishment of these zones.
在本文中，我首先描述了建立这些区域的背景。
The unclear background definitely contributes to that dreaminess.
模糊的背景肯定是造成这种梦幻感的原因。
The background to this is that from the 1960s into the early 2000s, measures of average wellbeing went up in the US.
这个的背景是从20世纪60年代到21世纪初，美国的平均健康指数上升了。
For example, a film-maker might opt to include the background sound of an ambulance's siren while the foreground sound and image portrays an arguing couple.
例如，电影制作人可能会选择在背景中加入救护车的警笛声，而在前景的声音和图像中表现一对争吵的夫妇。
They usually appear in the big Sunday editions where they need a lot of background stories to help fill off the space between the ads.
它们通常出现在大型的周日版报纸上，需要大量的背景故事来填补广告之间的空白。
Each recording had a series of rhyming words that the volunteers had to identify for different levels of background noise.
每段录音都有一系列押韵的单词，志愿者们必须在不同程度的背景噪声下识别这些单词。
You can even choose the background of your virtual fitting room to improve your shopping experience.
你甚至可以选择虚拟试衣间的背景来改善你的购物体验。
Our club is open to everyone regardless of age, sex or educational background.
我们的俱乐部对所有人开放，不论年龄、性别或教育背景。
Software programmers can come from virtually any background—from art to history to philosophy to mechanical engineering.
软件程序员几乎可以来自任何背景——从艺术到历史到哲学再到机械工程。
You might have sidebars throughout your site that use a cyan background, and you want to have your links contrast well with the sidebar background.
站点上可能到处都有使用青色背景的边栏，因此希望其中的链接能够在边栏背景上看得清楚。
I bring this up, your honour, because I think it is important to understand the background of the defendant.
法官大人，我之所以提出这一点，是因为我认为了解被告的背景是很重要的。
Many students have insufficient science and mathematics background to gain entrance to engineering school.
许多学生没有足够的科学和数学知识背景得到进入工程学院的许可。
He prefers to remain in the background and let his assistant talk to the press.
他喜欢待在幕后，让他的助理向新闻界发布消息。
He prefers to remain in the background and let his assistant talk to the press.
他喜欢待在幕后，让他的助理向新闻界发布消息。
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