guanine ['gwɑ:ni:n]

例句:

• There are just four kinds: adenine, thymine, guanine and cytosine.
  只有4种: 腺嘌呤 、 胸腺嘧啶 、 鸟嘌呤和胞核嘧啶.
  
• They put in a guanine instead of an adenine or a thymine, and suddenly, the gene is changed.
  来自SA
• Researchers at Purdue University used synthetic forms of guanine and cytosine.
  美国普渡大学的研究人员使用的是合成的鸟嘌呤与胞嘧啶.
  
• The DNA base composition is 32.6 - 33.1 mol % guanine plus cytosine.
  DNA(脱氧核糖核酸)的G+C 摩尔百分含量为32.6—33.1.
  
• The white dots result from cells filled with guanine, which is a byproduct of protein metabolism.
  来自BBC