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

• Some I found who had conquered the ether.
  我发现一些人已经征服了以太。
• Author has introduced the industrialized production progress for producing dimethyl ether from synthetic gas by using the fixed bed one step method and by using the liquid phase method;
  从二甲醚的研究、生产、建设和应用等方面介绍了采用固定床一步法合成气制二甲醚和液相法生产二甲醚的工业化生产进程；
• The synthesis, production and application of the surfactant alkyl diphenyl ether disulfonate were reviewed.
  介绍了表面活性剂烷基二苯醚二磺酸盐的合成、生产及应用情况。
• Lubricity evaluation method of dimethyl ether fuel was investigated by correlation analysis on the basis of experiments.
  在试验的基础上，采用相关分析法研究了车用二甲醚燃料润滑性能的评定方法。
• It is the first time that the petroleum ether extract and ethyl acetate extract of Nerviliafoadii.
  首次确定了青天葵的石油醚和乙酸乙酯部位是体内抗肿瘤作用的有效部位。
• The product in ethanol, acetone, chloroform or ether, soluble, almost insoluble in water;
  本品在乙醇、丙酮、氯仿或乙醚中易溶，在水中几乎不溶；
• DPMA Di ( propylene glycol) methyl ether acetate;
  二丙二醇甲醚醋酸酯；
• Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.
  以醋酸和乙二醇单乙醚为原料，活性白土负载磷钨酸作为催化剂，合成了乙二醇单乙醚醋酸酯。
• 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。
• 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