| 单词 | petrograph |
| 释义 | Definition of petrograph in English:petrographnoun ˈpɛtrə(ʊ)ɡrɑːfˈpɛtrə(ʊ)ɡraf
OriginEarly 19th century; earliest use found in Robert Southey (1774–1843), poet and reviewer. From petro- + -graph. Definition of petrograph in US English:petrographnoun
OriginEarly 19th century; earliest use found in Robert Southey (1774–1843), poet and reviewer. From petro- + -graph. |
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