grattoir / grɑˈtwɑr; French graˈtwar /

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grattoir 的定义

n. 名词 noun

plural grat·toirs [grah-twahrz; French gra-twar]. /grɑˈtwɑrz; French graˈtwar/. Archaeology.

  1. a flaked stone implement, usually Upper Paleolithic, retouched at the end and used probably for working wood or cleaning hides; scraper.