incidence

英 [ˈɪnsɪdəns]

美 [ˈɪnsɪdəns]

n.  发生范围; 影响程度; 发生率; 入射(角)

复数：incidences　

CET6考研TOEFLIELTSGRETEM8医学

Collins.1 / BNC.3906 / COCA.5847

牛津词典

noun

• 发生范围；影响程度；发生率
  the extent to which sth happens or has an effect
  1. an area with a high incidence of crime
     犯罪率高的地区
• 入射（角）
  the way in which light meets a surface
  1. the angle of incidence
     入射角

柯林斯词典

• N-VAR (疾病等的)发生，发生率
  The incidence ofsomething bad, such as a disease, is the frequency with which it occurs, or the occasions when it occurs.
  1. The incidence of breast cancer increases with age.
     乳腺癌的发病率随年龄增长而递增。
  2. ...the high incidence of child mortality.
     儿童高死亡率
  3. ...a couple of isolated incidences.
     几起孤立的病例

英英释义

noun

• the striking of a light beam on a surface
  1. he measured the angle of incidence of the reflected light
• the relative frequency of occurrence of something
  Synonym:relative incidence

双语例句

• Estimates of incidence with uncertainty were also generated with mortality and MI ratios.
  发生率的不确定性的预测也根据死亡率和MI比进行计算。
• This is important in light of the increasing incidence of overweight and obesity around the world.
  这对于目前全世界超重和肥胖发生率的增加有重要意义。
• To investigate the incidence and clinical characteristics of gastric stump cancer.
  探讨残胃癌的发病规律和临床特点。
• In developing countries, a large amount of incidence and mortality data from influenza-linked pneumonia remains unpublished.
  在发展中国家，大量流感相关的肺炎的发病率和死亡率数据仍然未公布。
• The incidence of breast cancer increases with age.
  乳腺癌的发病率随年龄增长而递增。
• The results indicate that flexible sigmoidoscopy reduces cancer incidence and mortality by23% and31%, respectively.
  结果表明，乙状结肠镜使结直肠癌的发病率和死亡率分别降低了23%和31%。
• He said their study shows that the incidence of diet and the risk of liver cancer related.
  他说，他们的研究表明饮食与肝癌的发病风险有关。
• Outcomes included respiratory tract and other illnesses, incidence rate ratios, and vaccine effectiveness.
  结果包括呼吸道和其它的疾病，发病率的比例和疫苗效价。
• The incidence of this disease has dropped considerably in the past few years.
  近几年这种病的发病率大大降低了。
• The change in smoking is paralleled by a change in the incidence of lung cancer
  吸烟情况的变化与肺癌发病率的变化如影随形。