explicans

例句：

1. 1.The professor was explaining the concept of calculus to his students.
   教授正在向他的学生解释微积分的概念。
2. 2. The detective needed an explicans to solve the case.
   侦探需要一个解释者来解决这个案子。
3. 3.The scientist explained the experiment in detail to the audience.
   科学家向观众详细解释了实验过程。