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.)).
实用例句
1. The aims of the treaty are stated in its preamble.
条约的宗旨已在序言中说明。来自《权威词典》
2. He spoke without preamble.
他没有开场白地讲起来.来自《简明英汉词典》
3. "I would like you to return to the villa as soon as possible," she said without preamble.
她开门见山地说：“我想让你尽快回到别墅。”来自柯林斯例句
4. The controversy has arisen over the text of the preamble to the unification treaty.
针对统一条约的序文出现了争论。来自辞典例句
5. In time the conference succeeded in adopting a preamble.
