一个年轻的学生按照老师的指示用计算器解决数学问题。 A young student follows the teacer indications to solve math problems with calculator.

在夜深人静的时候，一个年轻的学生勤奋地跟在老师后面；的指导，使用计算器来解决复杂的数学问题。

In the stillness of the night, a young student diligently follows the teacher's guidance, using a calculator to unravel complex math problems.