rulebook

名词 n.
中文释义
美 /ˌɹulˌbʊk/

英文释义

名词 n.
  1. A book containing a set of rules.
    — In our rapidly changing business environment, rulebooks swiftly become redundant, and businesses must rely on their senior executives to be confident in their decisions.

词形变化

rulebooks plural rule book alternative rule-book alternative

词源

Etymology tree
English rule
Proto-Indo-European *bʰeh₂ǵosder.?
Proto-Indo-European *bʰeh₂g-der.?
Proto-Germanic *bōks
Proto-West Germanic *bōk
Old English bōc
Middle English bok
English book
English rulebook
From rule + book.
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