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1. Oxford American Dictionary

   incidence

   • IPA[ˈinsədns]

   美式

   • n.
     the occurrence, rate, or frequency of a disease, crime, or something else undesirable；the way in which the burden of a tax falls upon the population

   • noun: incidence, plural noun: incidences

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. the occurrence, rate, or frequency of a disease, crime, or something else undesirable an increased incidence of cancer
   • ▪ the way in which the burden of a tax falls upon the population the entire incidence falls on the workers
   • 2. the intersection of a line, or something moving in a straight line, such as a beam of light, with a surface the point of incidence of the beam

   angle of incidence

   • n.
     the angle which an incident line or ray makes with a perpendicular to the surface at the point ...

   Oxford Dictionary

   angle of incidence

   • n.
     the angle which an incident line or ray makes with a perpendicular to the surface at the point ...

   Oxford American Dictionary

3. • 更多解釋

   incidence

   • IPA[ˈɪnsɪd(ə)ns]

   英式

   • n.
     the occurrence, rate, or frequency of a disease, crime, or other undesirable thing: an increased incidence of cancer

   Oxford Dictionary