How to make timer that can run on background also?
如何使定时器，可以运行在后台也？
I am hopeful that we can get something on background checks.
我希望，我们可以有一些背景检查。
Dark text on a light background is best but avoid white backgrounds.
在亮色背景中使用暗色的内容是最好的，但要避免白色的背景。
But it will build on your current knowledge base and give you the background you need.
但是它会建立在你现有的基础知识上，并提供一些你需要了解的背景知识。
The book is full of amusing sidelights on his family background.
这本书中有许多关于他家庭背景的趣闻。
Can you give me more background on the company?
你能多提供一些这家公司的背景资料吗？
The name of the company is written in red on a white background.
公司的名称是用白底红字写的。
The chameleon can take on the colours of its background.
变色龙可以变成周围环境的颜色。
Under no circumstances can we look down on others because of their humble background.
在任何情况下，我们都不能因为别人的出身卑微而瞧不起他们。
One possibility, then, is that I could carry out intrusive background checks on these characters.
那么，一个可能性就是，我可以对这些人的背景进行深入调查。
On this befouled background visions began to flow and burn.
幻影开始在这个肮脏的背景上流荡、燃烧起来。
Not much history or background on the contestants beyond where in China they were born.
除了这些选手的籍贯，其它的历史或背景几乎不着一字。
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。
In Figure 4, the headers are rendered in white text on a gray background.
在图4中，标题以白色文本呈现在灰色背景上。
Dark body copy on white background and light body copy on black background are passive.
深色的字体点击右键触发白色背景而浅色触发黑色背景是消极的。
For more background on enterprise governance, see [9].
要了解更多关于企业治理的背景信息，请参见[9]。
See Appendix a for background on the RSW project.
请参看RSW项目背景附录a。
See Part 3 for some background on our business example.
请参见第3部分来了解关于我们的业务示例的一些背景知识。
First, can you give us some background on Adium?
首先，你可以给我们讲一下Adium的背景吗？
Some background on fault recovery and automatic diagnostic collection
关于故障恢复和自动诊断收集的一些背景知识
A little background on me and robotics.
关于机器人技术和我的一些背景介绍。
Your eyes can more easily read white words on a dark background.
在电脑屏幕上阅读时可将文本调成暗色，字体变成白色，黑色背景白色字体更适宜眼睛。
First, I'll give you some background information on the company.
首先我要向您介绍公司的一些背景资料。
Now you have a background on the industry networks and technical validation process.
现在你已经有了行业网络和技术验证过程的知识背景。
This is actually one image that is on four different background colors.
这实际上是一个在四种不同背景色上的图。
It's actually some black scratches on a white background.
其实不过是一些在白色背景上的黑色涂鸦。
Then click on the white (or whatever color) background area surrounding the icon.
然后点击环绕这个图标的白色（或其他颜色）背景。
For each cell, the background color is based on the current column number.
对于每个单元格，背景色基于当前的列号。
His flag is a gold cross on a black background.
他的旗帜是黑色背景下的金色十字。
His flag is a gold cross on a black background.
他的旗帜是黑色背景下的金色十字。
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