In the 20th century, many Russian loanwords entered the Mongolian language, including 'doctor', 'chocolate', 'train wagon', 'calendar', 'system', (from 'T-shirt'), and 'car'.
IN thE 20tH CeNtury, mAny ruSsIaN lOaNWoRDs EntEred tHE mongoLIan lAngUAGe, INCLUding 'doctor', 'chocOlAte', 'TraIn wAgoN', 'cALenDar', 'systEm', (from 'T-shIrt'), and 'car'.