史前時代 shǐqiánshídài prehistory Definitions Defs Origin Strokes Stroke Words Sentences Sents 史前时代 史前時代 shǐqiánshídài prehistory The era of human history before the development of written records; prehistoric times. Frequency Written text 0.061 per million Cross-References Synonym 先史时代 xiānshǐshídài史前期 shǐqiánqī Sources Frequency data BCC Corpus (BLCU)
史前时代 史前時代 shǐqiánshídài prehistory The era of human history before the development of written records; prehistoric times. Frequency Written text 0.061 per million Cross-References Synonym 先史时代 xiānshǐshídài史前期 shǐqiánqī Sources Frequency data BCC Corpus (BLCU)
