blacksmith (n.)youdaoicibaDictYouDict[blacksmith 词源字典]
late 15c. (mid-13c. as a surname), from black + smith (n.). Listed in royal ordinance (along with bladesmiths, spurriers and goldbeaters). Those who work in heated, heavy metals as opposed to those who beat gold, tin, or pewter (whitesmith).[blacksmith etymology, blacksmith origin, 英语词源]