例句與造句

1. Bruner, Goodnow, & Austin ( 1967 ) defined concept attainment ( or concept learning ) as " the search for and listing of attributes that can be used to distinguish exemplars from non exemplars of various categories . " More simply put, concepts are the mental categories that help us classify objects, events, or ideas, building on the understanding that each object, event, or idea has a set of common relevant features.
2. It's difficult to find concept attainment in a sentence. 用concept attainment造句挺難的