史前史 shǐqiánshǐ prehistory Definitions Defs Origin Strokes Stroke Words Sentences Sents 史前史 shǐqiánshǐ prehistory The history of humanity before the development of written records, primarily studied through archaeological materials Frequency Written text 0.025 per million Sources Frequency data BCC Corpus (BLCU)
史前史 shǐqiánshǐ prehistory The history of humanity before the development of written records, primarily studied through archaeological materials Frequency Written text 0.025 per million Sources Frequency data BCC Corpus (BLCU)
