否定是主要原因——或许这是——周而复始的优胜劣汰的主要原因。

Denial is a major reason-perhaps the major reason-for this constant failure.

youdao

否定是主要原因——或许这是——周而复始的优胜劣汰的主要原因。

Denial is a major reason-perhaps the major reason-for this constant failure.

youdao