这种“刺激贫乏”(poverty of the stimulus)就是儿童母语习得中的逻辑问题。如果外部 因素无法解释母语习得这一现象, 那就只能认为儿童拥有天赋的 UG。
权威例句
1.
That puts more families at risk of falling into homelessness and poverty, and it means that one ofthe most effective forms of local economic stimulus isn't being used.