| 词汇 | pyrobitumen |
| 释义 | Definition of pyrobitumen in English:pyrobitumennoun ˌpʌɪrə(ʊ)ˈbɪtʃʊmɪnˌpʌɪrə(ʊ)ˈbɪtjʊmɪn Geology
OriginMid 19th century (in an earlier sense). From pyro- + bitumen. Definition of pyrobitumen in US English:pyrobitumennoun Geology
OriginMid 19th century (in an earlier sense). From pyro- + bitumen. |
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