excitation frequency

例句：

1. 1. The new device can effectively excite the human brain and improve learning efficiency.
   这款新设备能够有效地激发人类大脑，提高学习效率。
2. 2.The researcher found that the excitation frequency of the material had a significant impact on its performance.
   研究人员发现，材料的激励频率对其性能有显著影响。
3. 3. The teacher used various methods to excite students' interest in learning, which greatly improved their academic performance.
   教师采用多种方法激发学生学习的兴趣，这极大地提高了他们的学业成绩。