主题词：Syntax, Semantics, Linguistic Variation; Linguistic Variation and Morphology; Natural Language Processing Techniques; Phonetics and Phonology Research; Language, Discourse, Communication Strategies; Linguistics and Discourse Analysis; Linguistics and language evolution; Multilingual Education and Policy; Language and cultural evolution; Spanish Linguistics and Language Studies; Lexicography and Language Studies; Language Development and Disorders; Historical Linguistics and Language Studies; Neurobiology of Language and Bilingualism; Language, Metaphor, and Cognition; Categorization, perception, and language; Reading and Literacy Development; Linguistic research and analysis; Linguistic Studies and Language Acquisition; Linguistics, Language Diversity, and Identity; Speech Recognition and Synthesis; Second Language Acquisition and Learning; linguistics and terminology studies; Linguistics and Cultural Studies; Language, Linguistics, Cultural Analysis