亚历克西斯教授最喜欢H演讲厅,因其讲台后面的墙上挂了5个时钟。今天,教授为了配合他的数学演讲,如左图所示调整了前4个时钟的时间。然后他问学生:“第五个时钟应该是什么时间,才能符合这个序列?”只有一个叫乌玛的学生说出了正确答案。那么她说了什么?巧思贴士:在亚历克西斯教授的数学演讲中,时光似乎倒流了。 Professor Alexis favorite H lecture hall, because of the podium behind the wall hung five clocks. Today, in keeping with his math speech, the professor adjusted the first four clocks as shown on the left. Then he asks the student, “What time should the fifth clock be in order?” "Only one student named Uma said the right answer. So what did she say? Ingenuity Tips: In Professor Mathsy’s math speech, time seems to be going backwards.