jet stream

英 [ˈdʒet striːm]

美 [ˈdʒet striːm]

n.  (地球高空的)急流; (飞机发动机的)喷气流

牛津词典

noun

• （地球高空的）急流
  a strong wind that blows high above the earth and that has an effect on the weather
• （飞机发动机的）喷气流
  the flow of gases from a plane's engine

柯林斯词典

• （地球高空对天气变化有重大影响的）急流
  Thejet streamis a very strong wind that blows high in the earth's atmosphere and has an important influence on the weather.

英英释义

noun

• a high-speed high-altitude airstream blowing from west to east near the top of the troposphere

双语例句

• Transfer of momentum of the upper air jet stream promoted the development of the Mongolian cyclone.
  高空急流的动量下传促进了蒙古气旋的发展；
• It is shown from the analysis that the interaction of the systems of various scales may lead to the growth of vortex disturbance and the intensification of the low-level convergence as well as the jet stream.
  本文研究了大范围暴雨过程不同尺度系统的相互作用，研究结果表明不同尺度系统相互作用可以导致低涡扰动的发展、非地转偏差、低层辐合与急流的加强。
• The reasons are as below, the Pacific jet stream or planetary waves in troposphere can directly affect the Pacific center of action of the AO.
  这主要是因为太平洋急流或准定常行星波在对流层中直接影响了位于该区域的北极涛动的活动中心。
• The balloons, designed to catch the jet stream for a quick crossing of the Pacific, were expected to cause forest fires and panic.
  这些气球设计上可乘高空的喷射气流，迅速飞越太平洋，务求在美国引起森林大火以及恐慌。
• A method of initialization for the planetary boundary layer was presented to numerical analysis of the structure of PBL jet stream.
  利用行星边界层初值分析方法对行星边界层内急流结构进行数值分析。
• By using dynamical analysis technique and combining with observational facts of airplane turbulence, a formation mechanism on airplane turbulence in upper jet stream is studied.
  作者应用动力学分析方法，结合观测飞机颠簸的事实，对高空急流区飞机颠簸的一种形成机理进行了理论探讨。
• She watched a jet stream grow wider and blur as its thin end rose higher into the blue sky.
  她看见黑玉色的一股水流，它的细端在高高的蓝天，向下渐渐变宽，边缘越来越不清晰。
• Sandstorms and high level jet stream always occurred together.
  沙尘暴与高空急流总是相伴出现。
• Jet stream and the stationary forcing Rossby wave packet in relation to the teleconnections in the atmosphere
  急流与定常强迫Rossby波包和大气中的遥相关
• The influence of low-level jet stream and nonuniform stratification on the propagation and development of INERTIA-GRAVITY wave
  低空急流和非均匀层结条件下重力惯性波的传播与发展