incidence
发音
英 [ˈɪnsɪdəns]
美 [ˈɪnsɪdəns]
-
- n.
- 发生率
- 影响范围
- [数]关联，接合
- [物]入射，入射角
单词词源
incidence 发生率
来自incident,偶发事件，发生。引申词义发生率。
双语例句
- 1. Unfortunately , the exact incidence of these memory problems isn 't known .
- 不幸的是，记忆问题的具体发生率并不清楚。
- 2. But there is good historical data on the incidence and location of earthquakes .
- 但我们掌握着大量有关地震发生几率与发生地点的历史数据。
- 3. There were large changes in symptom incidence through the cycle for all symptoms .
- 整个周期内，所有的症状的发生率都有很大的变化。
- 4. A different scientific approach looks at the effect of certain lifestyle modifications on the incidence of disease .
- 另一种科学途径着眼于特定生活方式的改善对于疾病发生率的影响。
- 5. While the climate warmed slightly last century , the incidence of hurricanes and cyclones fell .
- 尽管气候在上世纪微微变暖了，飓风与台风的发生次数反而减少了。