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声学和语言节奏的皮层编码反映了L2叙事理解的L2叙事理解

Jiaying Zhang¹, Junying Liang¹, Yiguang Liu²

¹School of International Studies, Zhejiang University, Hangzhou, China.

|January 15, 2026

概括

第二种语言的语音理解依赖于追踪大脑中的语言单元. 神经跟踪单词,而不仅仅是节奏,区分高和低L2听众.

科学领域:

神经科学是一个神经科学.
认知科学认知科学
语言学的语言学.

背景情况:

语音理解涉及声学和语言处理.
低频大脑活动跟踪语言单元,如单词.
第二语言 (L2) 语音理解在叙事中的神经基础是不清楚的.

研究的目的:

调查L2听众中叙事语音的神经跟踪.
检查声学线索,语言处理和L2理解之间的关系.
使用脑电图 (EEG) 和一个频率标记范式.

主要方法:

在叙述性语音理解任务期间,从L2听众录制了EEG.
引入了与词节奏对齐的振幅调制 (AM) 线索.
用频率标记单独测量神经对单词和AM节奏的反应.

主要成果:

在L2听众中观察到可靠的词和AM节奏的神经跟踪.
辅助暗示改善了理解和文字跟踪响应.
高理解度的L2听众表现出明显的词跟踪,而不是AM跟踪,反应.
词跟踪功率和相位与理解性能相关.

结论:

语言单元的低频神经跟踪有助于L2语音理解.
无论是自下而上的声学线索还是自上而下的语言知识都会影响神经跟踪.
在L2理解的个体差异与词语的神经跟踪有关.

关键词:

皮层跟踪皮层跟踪皮层跟踪这是一个EEGEEGEEGEEGEEGEEGEEG.节奏节奏节奏掌握第二语言能力.语音理解语音理解

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