odorant ['oʊdərənt]

例句:

• Theoretically, every known odorant molecule could have an agreed descriptor.
  来自NEWYORKER
• The determination of odorant emission from an odor pollution source is a difficult problem.
  恶臭污染源污染物排放量的确定是一个难题.
  
• Yet here's a twist: odorant molecules typically contain many hydrogen atoms.
  来自SA
• Before it tunnels, the electron distorts the odorant molecule's electrical field.
  来自SA