but·ler /ˈbʌtlɚ/
 僕役長
 But·ler n.  An officer in a king's or a nobleman's household, whose principal business it is to take charge of the liquors, plate, etc.; the head servant in a large house.
    The butler and the baker of the king of Egypt.   --Gen. xl. 5.
    Your wine locked up, your butler strolled abroad.   --Pope.
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 butler
      n : a manservant (usually the head servant of a household) who
          has charge of wines and the table [syn: pantryman]
 Butler
    properly a servant in charge of the wine (Gen. 40:1-13; 41:9).
    The Hebrew word, _mashkeh_, thus translated is rendered also
    (plural) "cup-bearers" (1 Kings 10:5; 2 Chr. 9:4). Nehemiah
    (1:11) was cup-bearer to king Artaxerxes. It was a position of
    great responsibility and honour in royal households.