upper crust

英 [ˌʌpə ˈkrʌst]

美 [ˌʌpər ˈkrʌst]

n.  上流社会的人; 上层人士; 达官显贵

牛津词典

noun

• 上流社会的人；上层人士；达官显贵
  the people who belong to the highest social class

柯林斯词典

• N-SING-COLL 上层阶级;上流社会；上等人家
  The upper crustare the upper classes.
  1. ...the kind of lifestyle of the privileged upper crust.
     拥有特权的上流社会的那种生活方式
  2. Upper crustis also an adjective.
     
  3. Sergeant Parrott normally spoke with an upper-crust accent.
     帕罗特军士说话通常带着上流社会的腔调。

英英释义

noun

• the class occupying the highest position in the social hierarchy
  Synonym:upper class

双语例句

• Differential movement between the lower crust and the upper crust brittle layer to form a slip layer in the crustal shear detachment level ( corresponding to low-velocity& resistivity layer in middle crust), and controls the tectonic movement of upper crust.
  下地壳流层与上地壳脆性层发生差异运动，在中地壳层次发生剪切拆离，形成滑脱层（对应于中地壳低速、低阻层），并控制了上地壳的构造运动。
• S-wave velocity structure of the middle and upper crust in the Yunnan region
  云南地区地壳中上部横波速度结构研究
• The mudstone bands of the lower beds are derived from a mixture of mantle, upper crust and ocean.
  下矿层泥岩条带铅同位素具地幔、上地壳和海源铅的混合特点。
• The metallogenic materials are mainly from the deep magmas and the rest from upper crust.
  成矿物质主要来源于深部岩浆，有部分地壳物质的加入。
• Its composition of detrital mineral was felsic mainly from upper crust.
  其碎屑母岩应主要源自上地壳，以长英质成分为主。
• In general, the composition of lower crust is close to basalt and the composition of upper crust is similar to granite.
  一般来说，下地壳的成分接近于玄武岩，而上地壳的物质成分与花岗岩相似。
• The evolution of a half graben basin bounded by normal faulting in the upper crust with a Byerlee-type strength envelope has been modelled by elastoplastic finite element analysis.
  利用新近完成的粘弹塑构造模拟软件包对盆地的动力学演化进行了一系列模拟。
• Finally, the relations of composition with heat state of the upper crust were analysed.
  最后对区域上地壳成份、热状态与成矿的关系进行了探讨。
• The tektite was formed from the upper crust rocks by impact melting.
  玻璃陨石是地壳岩石受撞击熔融形成的。
• The voluminous alkaline granites in the region were probably from the same magma source, but crystallized at upper crust depth.
  该地区体积巨大的碱性花岗岩可能也来自相同的岩浆源，只不过它是在较浅的地壳深度上结晶的。