guinea pig
天竺鼠
guin·ea pig /ˈgɪnɪˌ/ 名詞
天竺鼠,豚鼠,荷蘭豬
Guin·ea pig
1. Zool. A small Brazilian rodent (Cavia porcellus or Cavia cobaya), about seven inches in length and usually of a white color, with spots of orange and black. Called also cavy. It is the domesticated form of the wild cavy, often kept as a pet and used commonly as an experimental animal in laboratory research.
3. A contemptuous sobriquet. [Obs.] --Smollett
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guinea pig
n 1: a person who is subjected to experimental or other
observational procedures; someone who is an object of
investigation; "the subjects for this investigation were
selected randomly"; "the cases that we studied were
drawn from two different communities" [syn: subject, case]
2: stout-bodied nearly tailless domesticated cavy; often kept
as a pet and widely used in research [syn: Cavia cobaya]