background

background

noun

1. scenery hung at back of stage

Synonym: backdropbackcloth

2. (computer science) the area of the screen in graphical user interfaces against which icons and windows appear

Synonym: desktopscreen background

3. a person's social heritage: previous experience or training

e.g. he is a lawyer with a sports background

4. information that is essential to understanding a situation or problem

e.g. the embassy filled him in on the background of the incident

Synonym: background knowledge

5. the part of a scene (or picture) that lies behind objects in the foreground

e.g. he posed her against a background of rolling hills

Synonym: ground

6. relatively unimportant or inconspicuous accompanying situation

e.g. when the rain came he could hear the sound of thunder in the background

7. extraneous signals that can be confused with the phenomenon to be observed or measured

e.g. they got a bad connection and could hardly hear one another over the background signals

Synonym: background signal

8. the state of the environment in which a situation exists

e.g. you can't do that in a university setting

Synonym: settingscope

background什么意思

verb

1. understate the importance or quality of

e.g. he played down his royal ancestry

Synonym: play downdownplay

1. 出身背景；学历；经历
Your background is the kind of family you come from and the kind of education you have had. It can also refer to such things as your social and racial origins, your financial status, or the type of work experience that you have.

background

e.g. Moulded by his background, he could not escape the traditional role of strict father...
受成长环境的影响，他摆脱不了严父的传统角色。
e.g. She came from a working-class background...
她出身于工人家庭。

2. （事件或情况的）背景
The background to an event or situation consists of the facts that explain what caused it.

e.g. The background to the current troubles is provided by the dire state of the country's economy...
目前的问题是在国家经济岌岌可危的背景下出现的。
e.g. The meeting takes place against a background of continuing political violence.
这次会议是在政治暴力连续不断的背景下召开的。

3. 背景声音；背景音乐
The background is sounds, such as music, which you can hear but which you are not listening to with your full attention.

e.g. I kept hearing the sound of applause in the background...
我不断听到隐约的鼓掌声。
e.g. ...police sirens wailing in the background...
隐约传来的警笛呼啸声。

4. （画等的）后景
You can use background to refer to the things in a picture or scene that are less noticeable or important than the main things or people in it.

e.g. ...roses patterned on a blue background...
蓝底上的玫瑰花样
e.g. Paint the background tones lighter and the colours cooler.
将背景色调涂淡一点，颜色偏冷一些。

1.

1. 后台：(4)命令后加上&可使该命令后台(background)执行cd /dir-name1/dir-name2 改变目录位置,至绝对路径(Full path)(4)后台(background)执行process command的命令strace 从内核中接收信息,所以一个程序无论是否按调试方式编译(gcc -g)或是否被去掉了调试信息,

2. 背景 背景：背景 背景(background)属性可能会包含设置背景色、背景图、背景图的位置和背景图重复方式的参数,你可能会写成:颜色 颜色(color)属性在CSS通常指定为一个十六进制的值,一个#加6位数,他的简写方式是如果颜色值由成对儿出现的三对而数字组成,

3. 本底：TAMRA为荧光染料,在淬灭报告基团的同时,自身会在更高波长处发射荧光,此发射荧光会对报告基团的检测造成影响,探针荧光本底 (Background)相对较高. 而Eclipse及BHQ系列为非荧光染料,淬灭报告基团,但自身不发射荧光,因此,探针荧光本底低,

4.

4. background：bg; 背景