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煤球 méiqiú
gen. coalball
met. briquette
tech. artificial coal; briquet; ovoid briquette
煤球〔锭〕 méiqiú
gen. bead
煤球
: 37 phrases in 8 subjects
Earth sciences1
Electronics3
Explosives and Explosive Ordnance Disposal7
Geophysics1
Metallurgy3
Oil / petroleum1
Technology20
Tennis1