- preamble (n.)
[preamble 词源字典]
- late 14c., from Old French preambule (13c.) and directly from Medieval Latin preambulum, neuter adjective used as a noun, properly "preliminary," from Late Latin praeambulus "walking before," from Latin prae- "before" (see pre-) + ambulare "to walk" (see amble (v.)).[preamble etymology, preamble origin, 英语词源]