background

• Your background is entirely implausible .
  你的背景简直令人难以相信。
• Not much is known about his background .
  关于他的背景所知不多。
• There is now a background of experimental date .
  现在已有实验资料作依据。
• Little is known about the historical background
  历史情况不详。
• He kept discreetly in the background .
  他一直谨慎地躲在幕后。
• They scrutinized his pedigree and background .
  他们详细审查了他的家系和背景。
• This entire two-day deal is for background .
  这两天的安排完全是为了介绍背景。
• They were pictured against a background of flowers .
  他们在画中背景有很多花。
• Her background was international .
  她的身世经历具有国际性。
• She came from a privileged background .
  她出身于特权阶层。