guinea pig

US 
UK 
  • n.实验对象;【动】豚鼠;天竺鼠
  • Web几内亚猪;实验品;荷兰猪
Plural Form:guinea pigs  
guinea pig
n.
1.
天竺鼠,豚鼠(耳小无尾,常作宠物饲养)a small animal with short ears and no tail, often kept as a pet
2.
实验对象a person used in medical or other experiments
Students in fifty schools are to act as guinea pigs for these new teaching methods.
五十所学校的学生将作为这些新教学法的试验对象。

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Definition:
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