氨

• They will react with ammonia to form amidines .
  它们与氨反应形成脒。
• Ammonia has a pungent, penetrating odor .
  氨具有一种强烈的刺鼻的气味。
• Peptide 7 had been a notable exception .
  缩氨酸7号只是一个引人注目的例外。
• There are four major steps in ammonia synthesis .
  氨的合成主要经过四道工序。
• The deamination is essentially stereospecific .
  脱氨反应本质上是立体定向的。
• Ammonia is a very reactive chemical .
  氨是很活泼的化合物。
• Aspartate is readily converted to asparagine .
  天门冬氨酸易于转变成天门冬酰胺。
• Ammonia-air mixtures are quite difficult to ignite .
  氨与空气的混合气体不易燃烧。
• Tryptophane also appears to be useful in easing pain .
  色氨酸似乎还具有镇痛的作用。
• When the bacteria die, the plants absorb the ammonia .
  当细菌死亡时，植物就吸收这种氨。