biennial

adj.

1. 两年一次的
   happening once every two years
   1. a biennial convention
      两年召开一次的大会

noun

1. 两年生植物（第二年开花）
   any plant that lives for two years, producing flowers in the second year

1. ADJ 两年一次的
   A biennial event happens or is done once every two years.
   1. ...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.

1. This is the third time that the US has run the biennial Cyber Storm exercise.
   这是美国第三次进行网络风暴，该项演习每两年进行一次。
2. This is a biennial meeting.
   这是两年一次的会议。
3. First, the biennial summit should become an annual one,, just like the G-7 and APEC conferences.
   首先，首脑会议应该由两年一届改为一年一届，象西方七国会议和亚太经合会议那样。
4. The biennial survey of companies highlights the growing disparity within Europe over the gender composition of boards.
   这份双年度公司调查，彰显出欧洲各国企业在董事会性别构成上的差距越来越大。
5. He was Deputy Secretary-General of200832nd International Biennial of Exlibris.
   北京藏书票研究会秘书长；曾任2008年第32届国际藏书票双年展副秘书长。
6. South African annual or biennial plants having flowers that open only in bright sunlight.
   南非一个一年或二年生植物属，其花只在明亮阳光下开放。
7. Biennial meeting of the heads of national agencies for technical cooperation among developing countries;
   各国主管发展中国家间技术合作机构负责人两年期会议；
8. A biennial art show was held in the city in1984,1986 and1988.
   1984年，1986年，1988年，在该市举行了每两年一次的艺术展览。
9. European biennial widely cultivated for its blue or violet or white flowers.
   因其蓝色紫色或白色的花而被广泛种植的欧洲两年生草本植物。
10. North American annual or biennial with long soft hairs on the leaves.
    北美一年生或两年生植物，叶子上有柔软的长毛。
11. He saw this idea realized in with Matthew Barney's half-human, half-animal performance at the1993 Venice Biennial.
    这种观念在1993年威尼斯双年展上马修·巴尼的半人半兽的行为表演中得以实现。
12. This is compared with the annual and biennial purposes.
    这是与一年生和二年生对比而言的。
13. Erect annual or biennial plant grown extensively especially for hay and soil improvement.
    直立的一年生或两年生植物，广泛栽培，尤其用于干草和土壤改良。
14. Annual or biennial grass having erect flower spikes and light brown grains.
    一年生或两年生草，直立花穗，浅棕色谷粒。
15. The yearly or the biennial visit is the rainbow on the horizon.
    一年或两年一度的探亲如同天边的彩虹。
16. A biennial life cycle; parsnips and carrots are biennial plants often grown as annuals.
    二年一次的生命循环；防风草和胡萝卜是经常每年都种的二年生植物。
17. Responsible for managing and coordinating the IACMR Biennial Conferences, Workshops and other relating activities.
    主要负责学会的双年会议和研讨会活动的组织、协调与执行。
18. The Ministry of Housing and Urban-Rural Development sent its delegation to participate the biennial urban event.
    中国住房与城乡建设部组团参加了这两年一度的城市盛会。
19. Cosmopolitan genus of annual and biennial and perennial herbs: cress.
    一个一年两年和多年生世界性草本植物属；水芹。
20. If the biennial cycle is broken for one year the trees normally bear annual crops subsequently.
    如果一年里打破了大小年的循环周期，植株以后就可正常结果。
21. Annual, biennial or perennial herbs: buttercup; crowfoot.
    一个一年二年或多年生草本属；毛莨；毛莨属植物。
22. Annual or biennial or perennial herbs having showy flowers.
    一种其花异常鲜艳的一年、两年或多年生草本植物。
23. Every union has its own annual or biennial meeting. An ordinary jubilee occurs every twenty-five years.
    每个工会都有自己的年会或每二年一次的大会。普通大赦年每二十五年轮到一次。
24. Biennial or perennial erect herbs having nocturnally fragrant flowers.
    一个二年或多年生直立草本属，夜间开芳香花。
25. Kentucky has a sixty-day limitation on its biennial legislative session.
    肯塔基有在它的每两年立法会议的六十天限制。
26. A biennial review should be conducted to take into account changes in litigation costs.
    每两年进行一次的检讨应将讼费纳入考虑范围。
27. Any of numerous biennial to perennial herbs with handsome purple or yellow or occasionally white flower heads.
    任何两年生或多年生草本植物，有漂亮的紫色黄色或偶尔白色的头状花序。
28. This is a biennial, and one of the most useful pasture plants we have.
    这是两年生植物，也是我们最有用的牧草之一。
29. The fourth Hong Kong Biennial Awards for Chinese Literature was presented in the year.
    年内，局方颁发了第四届香港中文文学双年奖。
30. The quasi biennial oscillation of global climate and equator ocean temperature are caused by.
    南极上空臭氧变化和环南极海冰变化是赤道海温和全球气候准两年振荡的原因。

noun

1. (botany) a plant having a life cycle that normally takes two seasons from germination to death to complete

adj

1. having a life cycle lasting two seasons
   1. a biennial life cycle
   2. parsnips and carrots are biennial plants often grown as annuals

   Synonym:    two-year

2. occurring every second year
   1. they met at biennial conventions

   Synonym:    biyearly