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双语者的感知可塑性:语言主导性重塑声学线索权重

Annie Tremblay¹, Hyoju Kim²

¹Department of Chicano Studies, Languages, and Linguistics, The University of Texas at El Paso, El Paso, TX 79968, USA.

|October 29, 2025

概括

语言体验塑造了语音感知. 双语的人是双语的人.

科学领域:

心理语言学心理语言学
神经科学是一个神经科学.
认知科学认知科学

背景情况:

语言体验通过改变对声学线索的注意力来影响语音感知.
双语者的语言主导,这是长期语言暴露的衡量标准,可能会影响他们如何衡量语音声音的声学线索.
这项研究侧重于西班牙语-英语双语者对英语词汇压力的感知.

研究的目的:

调查语言优势如何调节西班牙语-英语双语者对英语词汇压力的感知中提示权重.
为了比较双语人士与单语英语使用者之间,具有不同主导层次的双语人士的提示权重.

主要方法:

39个西班牙语-英语双语的多种语言占主导地位和40个单语英语使用者参与了.
参与者通过听觉刺激完成了压力识别任务.
刺激独立地操纵了元音质量,音调和持续时间,以评估提示权重.

主要成果:

与单语者相比,双语者不太依赖元音质量,更多地依赖音调和持续时间,反映了西班牙语和英语的暗示分布.
英语占主导地位的双语者对母音质量的依赖增加,对音调和持续时间的依赖减少,类似于单语者.
西班牙语占主导地位的双语者保持了西班牙语更为特有的暗示权重模式.

结论:

结果支持基于经验的语音感知模型,证明了双语者对声学线索的灵活感知注意力.
行为证据表明,双语者的提示权重动态地适应长期语言输入.
这些发现与神经生物学对语音知觉的解释一致,即注意力和表现机制适应输入.

关键词:

英语英语英语英语英语英语英语英语西班牙语西班牙语西班牙语西班牙语西班牙语西班牙语标签重量是指标重量.语言的主导地位词汇压力是一个词汇压力.

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