dimethyl [daɪ'meθəl]

例句:

• One terrestrial example is dimethyl sulfide, produced by marine phytoplankton.
  来自SA
• The purity of dimethyl disulfide was determined by capillary gas chromatography.
  应用毛细管气相色谱法测定二甲基二硫的纯度.
  
• Ketenes, notably dimethyl ketene, readily undergo oligomerization and polymerization.
  烯酮, 特别是二甲基烯酮, 很容易齐聚和聚合.
  
• The Dimethyl Sulfate has an annual output of 15,000 tons.
  同时我司也是国内最大的磺胺类产品出口基地.