柯林斯詞典iris /?a?r?s/ (irises) 1. N-COUNT The iris is the round coloured part of a person's eye. 虹膜2. N-COUNT An iris is a tall plant with long leaves and large purple, yellow, or white flowers. 鳶尾花 返回 iris劍橋詞典 iris noun [C] (FLOWER) a tall plant that has blue , yellow , or white flowers and long , narrow leaves 鳶尾屬植物（尤生長(zhǎng)于潮濕環(huán)境，開藍(lán)色、黃色或白色花，葉細(xì)長(zhǎng)） iris noun [C] (EYE) the coloured circular part of that eye that surrounds the black pupil (= central part ) 虹膜 返回 iris