instructional是什么意思

instructional[英][ɪnˈstrʌkʃənl][美][ɪnˈstrʌkʃənl]adj.指导的，教育的; 例句:

1.Maybe I could listen to an instructional tape while jogging? 或许我可以在慢跑的同时听教学录音带？

2.Many teachers and organizations already are experimenting with these instructionalideas. 很多老师和团体已经在做以这些思想为指导的实验。