kerah biru

== Indonesian == === Etymology === Compound of kerah (“collar”) +‎ biru (“blue”), calque of English blue-collar. === Pronunciation === IPA(key): /kəˈrah ˈbiru/ === Phrase === kerah biru blue-collar ==== Derived terms ==== === Further reading === “kerah biru”, 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