主题词：Syntax, Semantics, Linguistic Variation; Linguistic Variation and Morphology; Multilingual Education and Policy; Natural Language Processing Techniques; Phonetics and Phonology Research; Human auditory perception and evaluation; Diverse Scientific and Economic Studies; Educational Robotics and Engineering; Language, Discourse, Communication Strategies; Neurobiology of Language and Bilingualism; Language, Metaphor, and Cognition; Reading and Literacy Development; Language Development and Disorders; EFL/ESL Teaching and Learning; Language and cultural evolution; Discourse Analysis in Language Studies; Second Language Learning and Teaching; Linguistics and Discourse Analysis; Categorization, perception, and language; Topic Modeling; Historical Linguistics and Language Studies; Speech and dialogue systems; Spanish Linguistics and Language Studies; Hearing Impairment and Communication; Speech Recognition and Synthesis