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- celestial thermal background radiation 天空热背景辐射
- He has a strong political background. 他有强大的政治背景。
- That incessant background music gets on my nerves. 那没完没了的背景音乐令我非常烦恼！
- He has a working-class background. 他是工人阶级出身。
- Get the fall in the background, will you? 把瀑布拍进背景中去好吗？
- A background accompaniment, as for a performer. 伴奏为一个演奏者配音伴奏
- A term sometimes applied to a stylus in a thermal matrix printer. 有时用来指热敏点阵打印机的触针的一个术语。
- She came from a privileged background. 她出身於特权阶层。
- He came from an impoverished background. 他出身贫寒。
- This book gives the background of the Civil War. 这本书叙述了南北战争的背景。
- Other motives may have lurked in the background. 这后面可能隐藏着其它动机。
- He was lurking slyly in the background. 他狡猾地躲在背後活动。
- Thermal background suppression in Rayleigh-type nondegenerate four-wave mixing based on field-correlation effects 利用场关联效应抑制瑞利型非简并四波混频的热背底
- Her own particular chip on the shoulder was her poor background. 她感到怨恨的特有原因是她的背景不好。
- He stayed in the background to escape from the public attention. 他呆在幕后为了避开公众的注意。
- She has a lot of power, but like to remain in the background. 她的权力很大，但是喜欢隐身幕后。
- studying the field-correlation effects induce by laser fluctuations and using it to suppress the thermal background in the Rayleigh-type nondegenerate four-wave mixing. 研究由激光光场随机起伏产生的场关联效应，并提出用光延时方法来消除瑞利型非简并四波混频频谱中由热效应产生的背底信号。
- One determined by the regional or social background of the speaker. 背景口音由说话人的地区或社会背景所决定的口音
- Incessant background music makes me punch-drunk after a couple of hours. 接连听了几个小时的背景音乐，使我觉得昏昏沉沉。
- A hot, dry thermal sat there like a brooding hen. 干热低压槽犹如抱窝的母鸡赖着不走。
