新視野大學(xué)英語朗讀 第1冊(cè) Unit 10B:Language Point 36

    Language Point 36
    ... to spread the incidence of cheating. (Para. 12)
    incidence: n. range of happening or influence
    In an epidemic the incidence of a disease is widespread. 發(fā)生傳染病時(shí)，影響范圍很廣。