tambang bawah tanah

== Indonesian == === Etymology === Compound of tambang (“mine”) +‎ bawah tanah (“underground”). === Noun === tambang bawah tanah (plural tambang-tambang bawah tanah) (mining) underground mine: a place where tunnels and shafts are dug into the earth to extract minerals, ores, and other materials === Further reading === “tambang bawah tanah”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016