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

• The warm air becomes colder because of the lack of sunlight and is contained over the polar region by a jet stream.
  由于缺乏光照热空气变冷被高速气流包裹在极地地区上空。
• Japanese cyclones typhoons in the Pacific, hurricanes in the Atlantic are normally spawned in the South Pacific and often travel up the same jet stream Typhoon ally that sent pioneering Circumnavigators along the east coast of Japan toward San Francisco.
  日本旋风（太平洋的台风和大西洋的飓风）通常生成于南太平洋，它经常搭乘的正是那股把环球航行者沿日本东海岸送往旧金山的急流&台风盟军（TyphoonAlly）。
• 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。
• 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；
• The distribution and the development process of the saturation and condensation area around the moist jet stream appears as if the water vapor plays a active role in the jet stream formation process.
  在湿急流附近，凝结饱和区的分布和发展过程，似乎表明水汽在急流形成过程中起了一种主动作用。
• The main affecting systems include landfall typhoon, low-level jet stream and west trough.
  主要影响系统为登陆台风、西风低槽和低空急流。
• We must have been in the jet stream.
  我们还在飞机的尾流中呢。
• The results show that the dynamic functions of thermal advection, vorticity advection, coastal frontogenesis and air jet stream made great contribution to the explosive development of the cyclone.
  结果表明，温度平流和涡度平流、沿岸锋生以及高空急流的动力作用对气旋暴发性发展有重要贡献。
• A dynamic analysis is made of the occurrence of a low-level jet stream with emphasis placed on the circulation structure in the jet region as well as the effect of the cumulus convection on its formation and evolution.
  本文对一次低空急流过程的数值模拟结果作了动力学分析，着重讨论了急流区的环流结构及积云对流对其发生、发展的影响。
• Furthermore, a mathematical method calculating the aerodynamic disturbing force of transverse jet stream is presented.
  给出了计算横向喷流气动干扰力的数学方法。