emission

英 [iˈmɪʃn]

美 [iˈmɪʃn]

n.  (光、热、气等的)发出，射出，排放; 排放物; 散发物

复数：emissions　

CET6TOEFLIELTSTEM8医学

Collins.2 / BNC.3483 / COCA.2915

牛津词典

noun

• （光、热、气等的）发出，射出，排放
  the production or sending out of light, heat, gas, etc.
  1. the emission of carbon dioxide into the atmosphere
     向大气排放二氧化碳
  2. emission controls
     排放控制
• 排放物；散发物
  gas, etc. that is sent out into the air
  1. The government has pledged to clean up industrial emissions.
     政府已保证要清除工业排放物。

柯林斯词典

• N-VAR 散发;释放;放射
  Anemission ofsomething such as gas or radiation is the release of it into the atmosphere.
  1. The emission of gases such as carbon dioxide should be stabilised at their present level...
     二氧化碳等气体的排放应该稳定在当前水平。
  2. Sulfur emissions from steel mills become acid rain.
     炼钢厂排放出的硫形成了酸雨。

英英释义

noun

• the act of emitting
  Synonym:emanation
• the occurrence of a flow of water (as from a pipe)
• any of several bodily processes by which substances go out of the body
  1. the discharge of pus
  Synonym:dischargeexpelling
• the release of electrons from parent atoms
• a substance that is emitted or released
  Synonym:discharge

双语例句

• Effects of EGR and Cooled EGR on Combustion and Emission of a Diesel Engine
  EGR和冷EGR对柴油机燃烧和排放的影响
• Such a habit can cause waste of much electricity and energy, and result in the emission of carbon.
  这种习惯会导致电力和能源的浪费，这会导致碳排放。
• Application of Acoustic Emission in Earthquake Monitoring System
  声发射在地震监测系统中的应用研究
• Formaldehyde emission testing on wood panel and finished goods;
  木板和成品的甲醛释放测试；
• Your second question is about our position on greenhouse gas emission.
  你提的第二个问题，是关于我们对温室气体排放的态度。
• The fluorine emission characteristics and industrial experiment results of fluorine retention during coal combustion in fluidized bed were reported.
  分析了流化床煤燃烧氟析出特性，并进行了流化床石灰石燃烧固氟试验。
• In-situ field electron emission measurement has been conducted on individual zinc oxide nanowire.
  原位研究了单根氧化锌纳米线的场致电子发射性能。
• The point of airport environmental regulation is the pollution of noise and emission.
  摘要机场环境管制的重点是噪声和排放物污染。
• Sulfur emissions from steel mills become acid rain.
  炼钢厂排放出的硫形成了酸雨。
• It provides a technology basis of theoretic and testing research for the control of vehicle emission.
  为汽车排放污染物控制技术提供了较好的理论和试验研究基础。