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   Polish
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dwutlenek mstresses
chem. диоксид
mining. перекись
tech. двуокись
dwutlenek: 97 phrases in 13 subjects
Agriculture4
Biology1
Chemistry41
Construction4
Environment5
Metallurgy2
Mineralogy1
Mining6
Refrigeration1
Sanitation1
Sugar production1
Technology24
Textile industry6