As with other artistic understanding, when the main concepts, can avoid conceptualdifficulties, as long as can other exercises.
如同其它艺术般,当领悟主要的概念后,便可避免概念的困难,其它的只要练习便可。
2
Each strategy represents a different type of interactive learning activity. They target known conceptualdifficulties and promote active intellectual engagement.
每一个教学策略代表一个不同类型的互动学习活动,目标是解决已知的概念难题,促进积极动脑参与。
3
Econometric studies of saving behavior have foundered on both conceptual and practical difficulties.