backgrounds

n.

a person's social heritage: previous experience or training

"he is a lawyer with a sports background"

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

"he posed her against a background of rolling hills"

同义词：ground

information that is essential to understanding a situation or problem

"the embassy filled him in on the background of the incident"

同义词：background knowledge

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

"they got a bad connection and could hardly hear one another over the background signals"

同义词：background signal

relatively unimportant or inconspicuous accompanying situation

"when the rain came he could hear the sound of thunder in the background"

the state of the environment in which a situation exists

同义词：settingscope

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

同义词：desktopscreen background

scenery hung at back of stage

同义词：backdropbackcloth

Statistical modeling of complex backgrounds for foreground object detection
Positive energy in anti-de Sitter backgrounds and gauged extended supergravity ☆
Spectral response of a plant canopy with different soil backgrounds
What Differences in the Cultural Backgrounds of Partners Are Detrimental for International Joint Ventures?
Environmental Life Cycle Assessment of Products. Guide (Part 1) and Backgrounds (Part 2), prepared by CML
Yeast vectors for the controlled expression of heterologous proteins in different genetic backgrounds
Fundamentals of Argumentation Theory: A Handbook of Historical Backgrounds and Contemporary Developments by Frans H. van Eemeren; Ro...
Attitudes toward Family Obligations among American Adolescents with Asian, Latin American, and European Backgrounds
Mouse mutants lacking the type 2 IGF receptor (IGF2R) are rescued from perinatal lethality in Igf2 and Igf1r null backgrounds
The evolution of methicillin resistance in Staphylococcus aureus: Similarity of genetic backgrounds in historically early methicilli...