AK-47
/ˈeɪkeɪˌfɔːtɪˈsevən/noun
- a type of assault rifle originally manufactured in the Soviet Union（原在苏联制造的）AK-47型冲锋枪。
词源
1970s: abbreviation of Russian Avtomat Kalashnikov 1947， the designation of the original model designed by Mikhail T. Kalashnikov (born 1919).