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1. Oxford Dictionary

   butyl

   • IPA[ˈbjuːtʌɪl]

   英式

   • n.
     of or denoting an alkyl radical —C4H9, derived from butane；short for butyl rubber

   • noun: butyl

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. of or denoting an alkyl radical —C4H9, derived from butane butyl acetate
   • ▪ short for butyl rubber

   butyl alcohol

   • n.
     any of four isomeric alcohols used as solvents and in organic synthesis.

   Oxford American Dictionary

   butyl rubber

   • n.
     a synthetic rubber made by polymerizing isobutylene and isoprene.

   Oxford Dictionary

   butyl rubber

   • n.
     a synthetic rubber made by polymerizing isobutylene and isoprene.

   Oxford American Dictionary

3. • 更多解釋

   butyl

   • IPA[ˈbyo͞odl]

   美式

   • n.
     an alkyl radical —C4H9, derived from butane: butyl acetate

   Oxford American Dictionary