instructional是什麼意思

instructional[英][ɪnˈstrʌkʃənl][美][ɪnˈstrʌkʃənl]adj.指導的，教育的; 例句:

1.Maybe I could listen to an instructional tape while jogging? 或許我可以在慢跑的同時聽教學錄音帶？

2.Many teachers and organizations already are experimenting with these instructionalideas. 很多老師和團體已經在做以這些思想為指導的實驗。