求翻译：众所周知元认知理论是由flavellz最早提出的，它通常被定义为“认知的认知”，Wenden(1986) 最早将元认知的概念引入到外语教学研究中，并且提出了更广的角度来认识元认知，肯定了元认知在二语习得过程中的计划和监控的重要作用。是什么意思？

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It is well known from cognitive theory is the flavellz among the earliest, and it is usually defined as the awareness of the cognitive, Wenden (1986) The earliest the awareness of the concept into the foreign language teaching and research, and has made a broader perspective won recognition, certain

The well known Yuan cognition theory is proposes most early by flavellz, it is usually defined as “the cognition cognition”, Wenden( 1986) the Yuan cognition concept will introduce in most early the foreign language teaching research, and proposed a broader angle knew a Yuan cognition, definitely a

Metacognitive theory is presented by the flavellz the earliest known, which is usually defined as "cognition of cognition", Wenden (1986) as early as in the concept of meta-cognition to foreign language teaching and research, and presents a broader perspective of meta-cognition, Metacognition in sec

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