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

• 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。
• Longitudinally, the upper crust structure in Jianghan-Dongting basins and their marginal orogenic belts does not change much, the middle and lower crust were generally transformed by modern tectonic activities, leading to certain changes in lithospheric structure.
  在纵向尺度上，江汉-洞庭盆地以及周缘造山带的上地壳结构变化不大，中地壳和下地壳则普遍受到现今构造活动的改造，以致岩石的结构发生了一定的变化。
• 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。
• Fine structures of the upper crust and velocity distributions down to 10 km deep are obtained.
  得到深度为10km范围的地壳浅层结构和速度分布。
• The compression stress field of the upper crust in Songliao basin is different from place to place especially from north to south of the area.
  松辽盆地整个上部地壳所受到的挤压应力场在南北两大地区存在空间差别。
• Magnetotelluric studies of the San Andreas Fault in the United States have revealed a correlation between segments of the fault that are seismically active and the resistivity of the fault zone in the brittle upper crust.
  对美国圣安德烈斯断层的大地电磁研究已经揭示了地震比较活跃的断层区段和在脆性上地壳中的断裂带的电阻率之间的相关性。
• 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。
• The other is partial melting layer of the upper crust.
  而另一种认为是地壳中的部分熔融层。
• 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。
• 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。