原文:对于某一概念给出明确的定义并不是一件容易的事,它需要经历一个漫长的思想探索过程。译文: To provide clear definition of concept is not an easy thing, which requires prolonged process of intellectual exploration.改译:
【正确答案】：It is not an easy thing to provide clear definition of concept which requires prolonged process of intellectual exploration.
