refill (v.)youdaoicibaDictYouDict[refill 词源字典]
1680s, from re- "back, again" + fill (v.). Related: Refilled; refilling.[refill etymology, refill origin, 英语词源]
refill (n.)youdaoicibaDictYouDict
1884, from refill (v.). Meaning "a second drink" is from 1929.