Fossilization
01
化石, 硬直化
becoming inflexible or out of date
文法情報
有生性の状態
抽象的
形態的構成
複合語
不可算
02
化石作用, 石化プロセス
the process of fossilizing a plant or animal that existed in some earlier age; the process of being turned to stone
03
化石, 固定化
the process in second language acquisition where errors or non-native features become permanently ingrained and resistant to correction, even after prolonged exposure to the target language
