an idea of something that exists 概念 | Some students failed to grasp even the simplest mathematical concepts. 一些学生连最简单的数学概念都没掌握。 |
| +of It’ s important that children learn to understand the concept of sharing. 让孩子们明白分享的概念很重要。 |
| basic/key concepts The first year introduces the basic concepts of management. 第一学年介绍管理的基本概念。 |
| | a | an idea for something new 新想法 | | The company launched its discount airline concept in 1989. 该公司于1989年提出航班打折概念。 | | a new concept in fast food 快餐新概念 | |