第三人称复数：biennials
biennial基本解释
biennial的解释
形容词（事件）两年一次的
名词两年生植物
biennial网络解释
1.
1. 两年一次的：98.biannual一年两度的 | biennial两年一次的 | 99.chord琴弦
2.
2. 二年生的：bicapsular 二蒴果的 | biennial 二年生的 | biennial fodder crop 二年生饲料罪
3. biennial
3. 每两年的：bi-两,双 | biennial每两年的 | bilingual会说两语言的
biennial词典解释
1. 两年一次的
A biennial event happens or is done once every two years.
e.g. ...the biennial Commonwealth conference.
两年一届的英联邦会议
2. 二年生植物
A biennial is a plant that lives for two years. It flowers, produces seed, and dies in its second year.
biennial的反义词
biennial英英释义
noun
1. (botany) a plant having a life cycle that normally takes two seasons from germination to death to complete
flowering biennials usually bloom and fruit in the second season
adj
1. having a life cycle lasting two seasons
e.g. a biennial life cycle
parsnips and carrots are biennial plants often grown as annuals
Synonym: two-year
2. occurring every second year
e.g. they met at biennial conventions
Synonym: biyearly
