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单词 white rat
释义

Definition of white rat in English:

white rat

noun
  • An albino rat; (in later use) specifically an albino strain of the brown rat, Rattus norvegicus, bred for use as a laboratory animal or as a pet; a rat of such a strain; also in extended use and figurative.

Origin

Early 17th century; earliest use found in Edward Topsell (d. 1625), Church of England clergyman and author.

Definition of white rat in US English:

white rat

noun
  • An albino rat; (in later use) specifically an albino strain of the brown rat, Rattus norvegicus, bred for use as a laboratory animal or as a pet; a rat of such a strain; also in extended use and figurative.

Origin

Early 17th century; earliest use found in Edward Topsell (d. 1625), Church of England clergyman and author.

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更新时间:2024/12/26 23:44:32