guinea pig

US /ˈɡɪn.i ˌpɪɡ/
UK /ˈɡɪn.i ˌpɪɡ/
"guinea pig" picture
1.

豚鼠

a small, tailless, domesticated South American rodent with short ears and a stout body, widely kept as a pet or for scientific research.

:
My sister got a new guinea pig for her birthday.
我妹妹生日時得到了一隻新豚鼠
The scientist used guinea pigs in their experiment.
科學家在他們的實驗中使用了豚鼠
2.

試驗品, 實驗對象

a person or thing used as a subject for experiment, trial, or practice.

:
The new software was tested on a few users, who acted as guinea pigs.
新軟體在少數用戶身上進行了測試,他們充當了試驗品
I don't want to be a guinea pig for their experimental new diet.
我不想成為他們實驗性新飲食的試驗品