单词	biface
释义	biface noun bi·​face ˈbī-ˌfās  : a bifacial stone tool Example Sentences Recent Examples on the Web How, then, to explain the intrusion into this august company of a utilitarian object, in this case a biface, or hand axe, dated 700,000-200,000 B.C.? Eric Gibson, WSJ, 9 July 2021 Sorensen and his colleagues studied a sample of bifaces from Neanderthal sites around the Dordogne Valley in France. Kiona N. Smith, Ars Technica, 26 July 2018 Think of the biface as a Paleolithic Swiss Army knife. Kiona N. Smith, Ars Technica, 26 July 2018 Twenty of the bifaces showed distinctive strike-a-light marks that matched the ones produced by Sorensen and his colleagues' experiment. Kiona N. Smith, Ars Technica, 26 July 2018 The picks, cleavers, scrapers, and bifaces were so plentiful that a one-off accidental stranding seems unlikely, Strasser says. Andrew Lawler, Science | AAAS, 24 Apr. 2018 Before the Middle Paleolithic, hominins created biface tools, or simple, heavy hand axes shaped like teardrops. Annalee Newitz, Ars Technica, 31 Jan. 2018 Except Pappu and her team found a mix of bifaces and Middle Paleolithic tools at Attirampakkam. Annalee Newitz, Ars Technica, 31 Jan. 2018 See More Word History First Known Use 1934, in the meaning defined above
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