reigeluth造句

• There are two prevailing metaphors to learning object in the literature : one is lego metaphor and the other atom metaphor . in consideration of the some flows of the two , we propose the third one which we name it the word metaphor
  在第二章中，我们深入地讨论了与本课题相关的三个理论模型，即reigeluth的精加工理论( et ) 、 merrill的部件呈现理论( cdt )和d . wiley的学习对象设计和编列理论。