Someone may not be telling you his or her true background.

对方可能没有告诉他的实际背景。

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A good background model can reflect the true background and can change from time to time according to the real scene.

一种好的背景建模方法得到的背景模型应能准确地反映真实背景的变化。

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Considering seabed deformation and pipeline bending, the true background and limitation of the contact condition are given in this paper.

考虑海床变形，通过海床和管道的变形分析，给出这种接触条件的真实背景和使用条件。

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Hnida, who later kicked for the Fort Wayne Firehawks of the Continental Indoor Football League, was surprised a player with no true kicking background would be scouted at a combine.

WSJ: Female kicker set for NFL regional combine tryout

For all of her business-friendly policies, Rousseff also stays true to her background in social justice.

FORBES: Power Woman Dilma Rousseff: Brazil's Entrepreneur-In-Chief

The multiplatform project is tentatively titled Running in the Background: The True Story of John McAfee.

FORBES: John McAfee Sells Rights To Life Story In Latest Display Of Narcissism