theophylline

音标发音

• 英式音标 [θɪə'fɪliːn; -lɪn]
• 美式音标 [ˌθɪr'fɪlin]
• 国际音标 [,θi:ə'fili:n, -in, ,θiə-, θi'ɔfilin]

基本解释

• n.〈化〉茶碱

同根派生

英汉例句

• Conclusion: Theophylline transdermal patch has good permeation in vitro.
  结论: 茶碱贴片体外经皮渗透作用较好.
• To investigate the mechanism of anti - inflammatory action of theophylline on asthma.
  目的:研究小剂量茶碱 抗 哮喘炎症的可能机制.
• Methods Blood concentration of theophylline was determined by double - wavelength ultraviolet spectrophotometry.
  方法:采用双波长紫外分光光度法测定茶碱谷浓度.
• Conclusion: Theophylline transdermal patch has good permeation in vitro.
  结论: 茶碱贴片体外经皮渗透作用较好.
• To investigate the mechanism of anti - inflammatory action of theophylline on asthma.
  目的:研究小剂量茶碱 抗 哮喘炎症的可能机制.

词组短语

短语

• Theophylline Ethanolamine 茶碱乙醇胺;翻译
• Theophylline calcium 茶碱钙
• calcium theophylline 茶碱钙
• norephedrine theophylline 去甲麻黄茶碱
• mersalyl theophylline 翻译;汞撒利茶碱

英英字典

柯林斯英英字典

• a white crystalline slightly water-soluble alkaloid that is an isomer of theobromine: it occurs in plants, such as tea, and is used to treat asthma. Formula: C7H8N4O2

专业释义

化学

• 茶碱

  Theobromine, caffeine and theophylline adsorbed on filter paper can emit strong room temperature phosphorescence (RTP) signal in the presence of heavy atom perturber, the RTP signal was used for the determination of these compounds. The method is based on using quantitative fast speed paper as a substrate and KI NaAc as heavy atom perturber.
  以快速定量滤纸为基质 ,用KI NaAc为重原子微扰剂 ,建立了测定痕量可可碱、咖啡因、茶碱的滤纸基质室温磷光 (PS RTP)分析法。

  生物学

• 茶碱
• 3-二甲基黄嘌呤