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- Influenced by alternative tectonic background, eustatism and sediments supply, the Late Palaeozoic depositional system types are diverse. 受不同构造背景、海平面升降、沈积物供给等影响，其晚古生代沈积体系类型多样。
- The chemical compositions of magmatite reflect t he material source and the tectonic background,especially the content and distribution of microelement s . 岩浆岩的化学成分特别是微量元素的含量及分布特征反映了其物质来源和大地构造背景。
- In terms of the regional tectonic background, in the early Cainozoic Era, the Indian Plate collided with the Asian-European Continent Plate, giving rise to the Tibetan Plateau. 从区域构造背景上看，新生代早期，印度板块与欧亚大陆板块发生碰撞，形成了青藏高原。
- Based on studies of regional tectonic background and the observation of drilling cores, the seismite is recognized which mainly occurred in Cretaceous in South Beir sag, Mongolia. 摘要在区域构造背景研究和岩心观察的基础上，在蒙古南贝尔凹陷白垩纪地层中识别出震积岩。
- It is inferred that northern Qilian located in a tectonic background of archipelagic ocean where existed a wide ocean but multi--island in the Ordovician. 推测北祁连奥陶纪处于多岛洋的构造背景，北祁连奥陶纪存在宽阔、多岛的古洋盆。
- West-QinLing metallization belt take to be placed in the very special tectonic background, have good mineral-forming condition and great prospection potential. 西秦岭区带处于十分独特的构造环境，具有良好的成矿地质条件，找矿潜力巨大。
- It is inferred that North Qilian orogenic belt was located in the tectonic background of an archipelagic ocean where a wide multi-island ocean existed in the Ordovician. 推测北祁连奥陶纪处于多岛洋的构造背景，北祁连奥陶纪存在宽阔、多岛的古洋盆。
- TECTONIC BACKGROUND OF JINGYANG MS4.8 EARTH QUAKE 泾阳4.;8级地震的构造背景
- Under the tectonic backgrounds of island arc belt, fore-arc trench belt, back-arc basin, and epicontinental active belt of Late Paleozoic, it has different volcanic rock characteristics. 在晚古生代岛弧带、弧前海沟带、弧后盆地或陆缘活动带等构造环境下发育有不同的火山岩组合。
- 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！
- Seismological tectonic background of Shanxi and strategy under earthquake 山西省地震地质构造与震时的策略
- 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。
