Many argue that it is a flawedconcept.
许多人认为这是一个有缺陷的概念。
2017英语一
Theconcept of sustainable development has been defined as profitable.
可持续发展的概念被定义为有利可图。
2016英语一
Theconcept of man versus machine is at least as old as the industrial revolution.
人与机器的概念至少和工业革命一样古老。
2014英语二