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- 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
- 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。
- spectral background 光谱背景
- 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。
- I am studying spectral classification. 我在学习光谱分类。
- Refracting light without spectral color separation. 消色差的，不分光的折射光没有光谱颜色分离的
- 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。
- To separate (light) into spectral rays. 使(光)色散
- 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。
- Alcor is of magnitude 3.99 and spectral class A5 V. 辅的视星等为3.;99等，光谱类型A5 V。
