n.畿尼(舊時英國金幣；合21先令；現(xiàn)只用于價目)

名詞guinea的復數(shù)形式.

They use prison as guinea pig to test drug. 他們用罪犯來試驗藥品。

He dresses decently, yet he seldom has a guinea at command. 他衣著體面，然而他很少有一塊錢可供花用。

He was used as a guinea pig for the new drug. 他被用于進行新藥品的實驗。

I've made some candies--will you be my guinea pig? 我做了些糖，你愿意試吃嗎?

I ran out the guineas by one and two at a time. 我每回輸一個金幣或者兩個金幣。

I wouldn't take ten thousand guineas for that bird. 就是給我一萬個金幣,我也不會賣那只鳥。