单词 | incidence |
释义 | incidence n[sing] 1 ~ of sth extent to which sth happens or has an effect 事情发生或具有影响的程度; 发生率; 影响范围 This area has a high incidence of crime, disease, unemployment, etc. 这个地区的犯罪率、 发病率、 失业率等很高. 2 way in which a ray of light strikes a surface 光线向物体表面的照射; 入射 the angle of incidence 入射角. |
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