"Nearly every introductory text book, as well as people practicing in the field in speech pathology, for instance, teaches and believe that there is a separation of tasks and a division of labor between two very different parts of the brain, Broca's area and Wernicke's area , where Broca's area is responsible for producing,for speaking, and Wernicke's for comprehending,"

VOA: standard.2010.01.28

Because this is overloading that multiplication operator with two different tasks.

因为这会造成使得乘法操作符,对两种不同的任务造成重载。

麻省理工公开课 - 计算机科学及编程导论课程节选