biennialKK [baɪˋɛniəl] /baɪˈɛniəl/发音形容词1两年一次的、每两年举行的The biennial art festival attracts visitors from all over the world.这个两年一次的艺术节吸引了来自世界各地的游客。2二年生的植物Carrots are biennial plants, though most gardeners harvest them in the first year.胡萝卜是二年生植物,不过多数园丁在第一年就采收了。名词1两年一次的活动、双年展The city's design biennial opens to the public next month.这座城市的设计双年展下个月对外开放。2二年生植物植物Foxgloves are biennials that flower in their second summer.毛地黄是二年生植物,在第二年的夏天开花。用这个字练口说→