英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
ethers查看　ethers　在百度字典中的解释百度英翻中〔查看〕
ethers查看　ethers　在Google字典中的解释Google英翻中〔查看〕
ethers查看　ethers　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Ether - Wikipedia
    In organic chemistry, ethers are a class of compounds that contain an ether group, a single oxygen atom bonded to two separate carbon atoms, each part of an organyl group (e g , alkyl or aryl)
  • Ether | Chemical Structure Properties | Britannica
    Ether, any of a class of organic compounds characterized by an oxygen atom bonded to two alkyl or aryl groups Ethers are similar in structure to alcohols, and both ethers and alcohols are similar in structure to water In an alcohol one hydrogen atom of a water molecule is replaced by an alkyl
  • ETHER Definition Meaning - Merriam-Webster
    The meaning of ETHER is the rarefied element formerly believed to fill the upper regions of space How to use ether in a sentence
  • Naming Ethers - Chemistry Steps
    Ethers are named by both common and systematic nomenclature of the IUPAC rules The common names are used for ethers with simple alkyl groups To do this, we first identify the alkyl groups and arrange them in alphabetical order followed by the word “ether”
  • Ethers - GeeksforGeeks
    Ethers are the class of Organic Compounds in which the alkyl groups are linked to each other with an Oxygen atom In organic chemistry, Ethers are derived from alcohols If hydrogen is replaced by an alkyl or aryl group then there is a new class of compounds formed known as ethers
  • Documentation - ethers
    Documentation for ethers, a complete, tiny and simple Ethereum library
  • What Are Ethers? - BYJUS
    What Are Ethers? Ethers are a class of organic compounds that mostly contain an ether group wherein the oxygen atom is bonded to two alkyl or aryl groups The word Ether has been derived from the Latin word ‘aether’ which means ‘to ignite’ At room temperature and under a high-pressure, ethers are usually flammable The general formula of ether is given as R-O-R, R-O-R’, R-O-Ar or Ar





中文字典-英文字典  2005-2009