1. Objective To observe the efficacy of a multifactorial combination air disinfector in disinfecting indoor air. 目的观察一种多因子组合空气消毒器对室内空气的消毒效果。
2. Conclusion: The relationship between self-efficacy and the style of attribution of middle school teachers was variable. 结论：中学教师归因方式与自我效能感之间的关系具有动态变化的特点。
3. The efficacy of an alarm clock is explained as a very vigorous sensory input that triggers a large, synchronous assembly. 闹钟铃声之所以有效，可以解释成一个非常强大的感觉输入，引发一个大的同步组合。
英英解释
n.
1. capacity or power to produce a desired effect
