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Bitumen
/bˈɪtʃuːmən/
/ˌbaɪˈtumən/, /ˌbɪˈtumən/
Noun (2)
"bitumen"의 정의 및 의미
Bitumen
명사
01
역청
any of various naturally occurring impure mixtures of hydrocarbons
02
역청
a thick, black or dark brown substance made from petroleum that is used to make roads and roofs
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