ether

英 [ˈiːθə(r)]

美 [ˈiːθər]

n.  醚; 乙醚; 苍穹; 苍天; 太空; 以太

复数：ethers　

TEM8化学

BNC.16313 / COCA.16825

牛津词典

noun

• 醚；乙醚
  a clear liquid made from alcohol, used in industry as a solvent and, in the past, in medicine to make people unconscious before an operation
• 苍穹；苍天；太空
  the upper part of the sky
  1. Her words disappeared into the ether.
     她的话消失在九霄云外。
• 以太
  the air, when it is thought of as the place in which radio or electronic communication takes place

柯林斯词典

• N-UNCOUNT 醚;乙醚
  Etheris a colourless liquid that burns easily. It is used in industry and in medicine as an anaesthetic.
  1. ...a sweetish smell of ether and iodine.
     乙醚和碘酒的香甜气味
• N-SING 以太，能媒(尤指声音传播的介质)
  The air is sometimes referred to asthe ether, usually when talking about sounds being communicated or broadcast through it.
  1. ...vocals floating through the ether.
     空中飘着的歌声

英英释义

noun

• a colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic
  Synonym:ethoxyethanedivinyl ethervinyl etherdiethyl etherethyl ether
• a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves
  Synonym:aether
• any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom
• the fifth and highest element after air and earth and fire and water
  Synonym:quintessence

双语例句

• This is an overall review about the development of synthesis and applications of chiral crown ether compounds.
  对近几年来的手性大环冠醚化合物的合成及应用研究进展作了较为全面的综述。
• Application and significance of dimethyl ether for solving the energy and environment problems are briefly introduced.
  简单介绍了二甲醚的用途及对解决能源和环境问题的重要意义。
• Synthesis and Properties of the Prepolymer from Acrylic Acid Rosin and Ethylene Diglycidyl Ether
  丙烯酸松香与乙二醇二缩水甘油醚预聚体的合成和性能研究
• The current situation of applying dimethyl ether as a new aerosol propellant was introduced.
  摘要介绍了二甲醚作为抛射剂在国内外的应用现状。
• Ammonium tristyrylphenol polyoxyethylene ether sulfate was synthesized from tristyrylphenol polyoxyethylene ether and sulfamic acid using urea as catalyst.
  以三苯乙烯基苯酚聚氧乙烯醚和氨基磺酸为原料，合成了三苯乙烯基苯酚聚氧乙烯醚硫酸酯铵盐。
• Some I found who had conquered the ether.
  我发现一些人已经征服了以太。
• Producing methanol, dimethyl ether and alcohol ether fuel with biological substance after indirectly liquefied.
  将生物质间接液化后生产甲醇、二甲醚、醇醚民燃料等；
• In this paper, the cedrol methyl ether was synthesized by sodamide method.
  本文采用氨基钠法合成甲基柏木醚。
• They are also used as the material of ether and ester surfactant.
  也用作醚型，酯型表面活性剂的原料。
• The separation of meta-and para-methyl cresol ether using six type of packed and fused silica capillary columns is compared.
  比较了不同固定液的填充柱和毛细管柱对间、对甲酚甲醚异构体的分离效果。