单词	coalface
释义	coalface /ˈkəʊlfeɪs / noun An exposed surface of coal in a mine.Machines were brought into collieries from the 1920s to dig new roadways, ‘slice’ coal from the coalface and get the coal to the surface on a system of conveyor belts.... About 210 miners are still being employed to pump water from the mine, but the company insists that water has penetrated the coalface making the mine unsafe. Seismic surveys on land approaching the village revealed the faulting - supported by evidence of geological disturbance in a coalface being prepared for production. Phrases at the coalface
随便看	mambu Mamean mamee mamelle mamelon mamelonated mameloshen mameluco Mameluke Mameluke carpet Mameluke rug mameluke turban mamenchisaur Mamenchisaurus Mamertine Mamet, David mamey MAMIL mamilla mamillary mamillate mamillated mamillation mamilliform mamillothalamic

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