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

• Formaldehyde emission testing on wood panel and finished goods;
  木板和成品的甲醛释放测试；
• Based on the advantages and shortages of EMD, it is the first time to use this method to Acoustic Emission Testing.
  在分析了EMD方法的优点和不足的基础上，首次提出将该方法应用于声发射检测中。
• 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。
• 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。
• 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。
• Moreover, did simple quantitive analysis on the indirect CO2 emission in outer power production and buy clinker production.
  同时从外部电力生产和购买熟料生产的两个方面，对水泥生产间接二氧化碳排放也进行简单定量分析。
• Who conducted the experiment of hydrogen emission spectrum in a magnetic field.
  塞曼做了一个，磁场中的氢原子光谱实验。
• Application of Acoustic Emission in Earthquake Monitoring System
  声发射在地震监测系统中的应用研究
• A high beam energy is also used to stimulate X-ray emission of higher-energy peaks.
  高能量电子束也能用来激发高能量x射线峰的发射。
• Waste ( methane emission) management and construction of energy efficient housing;
  废料（甲烷排放）管理和节能房屋的建设；