更普遍的说，(第一和第二)语言习得在克理奥尔语起源和语言改变中的语言使用和语言处理所扮演的角色为何？

What role do language acquisition (first and second) and language use and processing play in Creole genesis and in language change more generally?

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研究者们普遍认为，注意在二语习得中扮演着重要角色，但是在一些具体问题上他们观点不一。

It is widely acknowledged that attention plays a crucial role in second language acquisition, but there are different opinions on some concrete issues.

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虽然莱昂已经28岁，但他孩子气的外表却令他能够运用习得的经验和魅力去胜任更年轻的角色，这是许多竞争对手无法把握的。

Though 28, Leo's boyish looks allow him to apply his learned experience and charm to younger roles that many of his competitors cannot handle29.

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