biennialKK [baɪˋɛniəl] /baɪˈɛniəl/形容詞1兩年一次的、每兩年舉行的The biennial art festival attracts visitors from all over the world.這個兩年一次的藝術節吸引了來自世界各地的遊客。2二年生的植物Carrots are biennial plants, though most gardeners harvest them in the first year.胡蘿蔔是二年生植物,不過多數園丁在第一年就採收了。名詞1兩年一次的活動、雙年展The city's design biennial opens to the public next month.這座城市的設計雙年展下個月對外開放。2二年生植物植物Foxgloves are biennials that flower in their second summer.毛地黃是二年生植物,在第二年的夏天開花。