|
biennial 音标拼音: [bɑɪ'ɛniəl] n. 二年生植物,二年一次的事
a. 二年生的,二年一次的 二年生植物,二年一次的事二年生的,二年一次的 biennial adj 1: having a life cycle lasting two seasons; " a biennial life cycle"; " parsnips and carrots are biennial plants often grown as annuals" [ synonym: { biennial}, { two- year}] [ ant: { annual}, { one- year}, { perennial}] 2: occurring every second year; " they met at biennial conventions" [ synonym: { biennial}, { biyearly}] n 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 seasonCyclic \ Cyc" lic\ ( s? k" l? k or s?" kl? k), Cyclical \ Cyc" lic* al\ ( s? k" l?- kal), a. [ Cf. F. cycluque, Gr. kykliko` s, fr. ky` klos See { Cycle}.] 1. Of or pertaining to a cycle or circle; moving in cycles; as, cyclical time. -- Coleridge. [ 1913 Webster] 2. ( Chemistry) Having atoms bonded to form a ring structure. Opposite of { acyclic}. Note: Used most commonly in respect to organic compounds. Note: [ Narrower terms: { bicyclic}; { heterocyclic}; { homocyclic, isocyclic}] Syn: closed- chain, closed- ring. [ WordNet 1. 5] 3. Recurring in cycles[ 2]; having a pattern that repeats at approximately equal intervals; periodic. Opposite of { noncyclic}. Note: [ Narrower terms: { alternate( prenominal), alternating( prenominal)}; { alternate( prenominal), every other( prenominal), every second( prenominal)}; { alternating( prenominal), oscillating( prenominal)}; { biyearly}; { circadian exhibiting 24- hour periodicity)}; { circular}; { daily, diurnal}; { fortnightly, biweekly}; { hourly}; { midweek, midweekly}; { seasonal}; { semestral, semestrial}; { semiannual, biannual, biyearly}; { semiweekly, biweekly}; { weekly}; { annual, yearly}; { biennial}; { bimonthly, bimestrial}; { half- hourly}; { half- yearly}; { monthly}; { tertian, alternate( prenominal)}; { triennial}] [ WordNet 1. 5] 4. Marked by repeated cycles[ 2]. [ WordNet 1. 5] { Cyclic chorus}, the chorus which performed the songs and dances of the dithyrambic odes at Athens, dancing round the altar of Bacchus in a circle. { Cyclic poets}, certain epic poets who followed Homer, and wrote merely on the Trojan war and its heroes; -- so called because keeping within the circle of a single subject. Also, any series or coterie of poets writing on one subject. -- Milman. [ 1913 Webster]
Biennial \ Bi* en" ni* al\, a. [ L. biennalis and biennis, fr. biennium a space of two years; bis twice annus year. Cf. { Annual}.] 1. Happening, or taking place, once in two years; as, a biennial election. [ 1913 Webster] 2. ( Bot.) Continuing for two years, and then perishing, as plants which form roots and leaves the first year, and produce fruit the second. [ 1913 Webster]
Biennial \ Bi* en" ni* al\, n. 1. Something which takes place or appears once in two years; esp. a biennial examination. [ 1913 Webster] 2. ( Bot.) A plant which exists or lasts for two years. [ 1913 Webster] 89 Moby Thesaurus words for " biennial": amphibian, angiosperm, anniversary, annual, annual holiday, aquatic plant, biannual, bicentenary, bicentennial, bimonthly, birthday, bissextile day, biweekly, catamenial, centenary, centennial, commemoration, cosmopolite, cutting, daily, decennial, deciduous plant, diamond jubilee, dicot, dicotyledon, diurnal, ephemeral, evergreen, exotic, flowering plant, fortnightly, fungus, gametophyte, golden wedding anniversary, gymnosperm, hebdomadal, holy days, hourly, hydrophyte, immovable feast, jubilee, leap year, menstrual, momentary, momently, monocot, monocotyl, monthly, name day, natal day, octennial, perennial, plant, polycot, polycotyl, polycotyledon, quadrennial, quarterly, quasquicentennial, quincentenary, quincentennial, quinquennial, quotidian, secular, seed plant, seedling, semestral, semiannual, semimonthly, semiweekly, semiyearly, septennial, sesquicentennial, sextennial, silver wedding anniversary, spermatophyte, sporophyte, tercentenary, tercentennial, tertian, thallophyte, tricennial, triennial, vascular plant, vegetable, wedding anniversary, weed, weekly, yearly
|
安装中文字典英文字典查询工具!
中文字典英文字典工具:
英文字典中文字典相关资料:
- 知乎 - 有问题,就会有答案
知乎,中文互联网高质量的问答社区和创作者聚集的原创内容平台,于 2011 年 1 月正式上线,以「让人们更好的分享知识、经验和见解,找到自己的解答」为品牌使命。知乎凭借认真、专业、友善的社区氛围、独特的产品机制以及结构化和易获得的优质内容,聚集了中文互联网科技、商业、影视
- 如何看待 Gitlab 将停止为中国区用户提供服务,强制中国开发 . . .
如何看待 Gitlab 将停止为中国区用户提供服务,强制中国开发者转移到付费的极狐,不迁则删账号? 访问 GitLab 美国官网下载页面,会强制跳转至极狐GitLab下载页面。 但极狐GitLab下载页面不像美国官网那样提供公开免费下载,需要留下姓名、… 显示全部 关注者 1,043
- 中华人民共和国 - 知乎
文化大革命之后开始改革开放,逐步确立了中国特色社会主义制度。 中华人民共和国陆地面积约960万平方公里,大陆海岸线1 8万多千米,岛屿岸线1 4万多千米,内海和边海的水域面积约470多万平方千米。 海域分布有大小岛屿7600多个,面积35798平方千米。
- 中国完成了哪些在外国人看来难以完成的事? - 知乎
一项维护工程,坚持了2200多年。 自从都江堰在秦国修建好了后,每一代中国的水利人,每年都要定期进行维护,在枯水期清淤。 为了给后人留个标记,在清淤到合适的位置,就埋上“ 卧铁 ”做标记。 现在知道的四条卧铁,是明朝,清朝,民国和1998年埋下的。
- 中国的芯片现状如何? - 知乎
芯片制造与中国技术 为了把30吨的运算电路缩小,工程师们把多余的东西全扔了,直接在硅片上制作PN结和电路。 下面从硅片出发,说说芯片的制作过程和中国所处的水平。 第一:硅 把这玩意儿氯化了再蒸馏,可以得到纯度很高的硅,切成片就是我们想要的硅片。
- 中国的行政组织结构是怎样的? - 知乎
五层体系, 四套班子 中央到地方 层层都有四套领导班子 五层政治体系 中央-省-市-县区-乡镇 4套班子:党委 (定方针)、人大 (立法监督)、政协 (多党商量)、 政府 (行政执行) 简称:党委有权、政府有钱、人大举手、政协发言。
- 塞尔维亚总统武契奇证实买了中国超音速导弹,为何选中国 . . .
塞尔维亚总统武契奇证实买了中国超音速导弹,为何选中国导弹? 这笔交易释放了哪些信号? 当地时间3月12日,武契奇在塞尔维亚广播电视台(RTS)的直播节目中表示,塞尔维亚近期为其空军采购了中国的CM-400AKG空对地弹道导弹,从而成为该… 显示全部 关注者
- 中国能建 - 知乎
赋能美丽中国,共建美好世界。 回答数 656,获得 45,589 次赞同 国家发展改革委、国家能源局于2026年5月20日联合印发《关于有序推动多用户绿电直连发展有关事项的通知》(发改能源〔2026〕688号,下称“688号文”),回应了工业园区、零碳园区等多主体协同绿色用能需求,推动绿电直连模式单用户
- 塞尔维亚总统武契奇将于 5 月 24 日至 28 日对中国进行国事 . . .
塞尔维亚总统武契奇将于5月24日至28日对中国进行国事访问。 塞尔维亚总统武契奇将对中国进行国事访问 新华社分享页 显示全部
|
|