perennial
- n.多年生植物
- adj.多年生的;持续的;长久的;反复出现的
复数： perennials 派生词： perennially adv.
perennialperennial
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1
ADJ-GRADED （尤指问题或困难）永恒的，持续的，亘古不变的
You use perennial to describe situations or states that keep occurring or which seem to exist all the time; used especially to describe problems or difficulties....the perennial urban problems of drugs and homelessness...
毒品和无家可归这两个一直困扰城市的问题
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Both services are perennially short of staff.
两个机构一直都是人手不够。
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3
ADJ （植物）多年生的
A perennial plant lives for several years and has flowers each year....a perennial herb with greenish-yellow flowers.
开绿黄色花的多年生香草
noun
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1
- (botany) a plant lasting for three seasons or more
adj
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1
- recurring again and again
- perennial efforts to stipulate the requirements
- Synonym: recurrent repeated
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2
- lasting three seasons or more
- the common buttercup is a popular perennial plant
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3
- lasting an indefinitely long time;suggesting self-renewal
- perennial happiness
数据来源：WordNet
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A perennial is a plant that lives indefinitely
多年生植物是指能存活很多年的植物。
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Perennial of mountainous areas of Eurasia and North America .
欧亚及北美高山地区的多年生植物。
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The novel 's central theme is the perennial conflict between men and women
小说的主题是男人和女人之间永无休止的冲突。
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There 's a perennial shortage of teachers with science qualifications .
有理科教学资格的老师一直都很短缺。
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Wild rice stem belongs to herb of marsh of gramineous vivacious perennial root .
茭白属于禾本科多年生宿根沼泽草本植物。
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Name six perennials and six annuals suitable for indoor flower arrangement .
列出多年生及一年生花朵各六种，它们必须是适合插花的
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He had only known the perennial widow , the discreetly expensive Frenchwoman .
他只知道她是个永远那么年轻的寡妇，一个很会讲排场的法国女人。
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Herbage can be divided into three categories : annuals , biennials , and perennials .
草本植物可分成一年生、二年生和多年生
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I wonder at her perennial youthfulness .
我对她青春常驻感到惊讶。
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I perennial plants to provide complete sets of production equipment and technology .
我厂常年提供成套的生产设备及技术。
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Propagation and Application of Common Perennial Flowers in Northeast China
东北地区常见宿根花卉的繁殖及应用
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Benefit Analysis on Conservation Tillage in Farmland under Perennial Orientation Research
长期定位试验下农田保护性耕作的效益分析
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Study on evaluation and cultivation of five perennial flowers
5种宿根花卉品种性生长习评价及栽培研究
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A low woody perennial plant usually having several major branches .
一种矮的木本的多年生植物，有几个大的分枝。
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Analysis and Application of Climatic Ecosystem Characteristics of Perennial Farmland Lotus Root
多熟制春藕气候生态特性分析与应用
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These sources of water are mainly from perennial rivers .
这些水源主要源自常流河。
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The Effect of perennial and annual grasses mixture in plateau area
高原地区多年生与一年生禾本科牧草混播效果
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The application of the balance calculation method of perennial regional water reserve to the groundwater resources evaluation
多年区域水量均衡计算法在地下水资源评价中的应用
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Advance on studies of resistance breeding of perennial rice
多年生稻抗性育种研究进展
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Evaluation of Growth and Ornamental Value for Introduced Perennial Ornamental Grass in Beijing
多年生观赏草在北京地区的生长状况与观赏价值评价
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Give us time , the perennial call is heard , but China does not have it .
给我们时间，这一连续多年的呼声不绝于耳，但是，中国没有时间。
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Objective : To study the effect of CAP on perennial allergic rhinitis .
目的探讨治疗常年性变应性鼻炎的方法。
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Controlling concrete temperature in perennial frozen earth area during constructing Qing-Zang Railway
青藏铁路多年冻土区桥梁混凝土施工温度控制
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The 4020 is being used as major parent to develop perennial rice cultivars .
宿根系4020正用作主要亲本进一步选育宿根栽培稻。
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Distributing of perennial frozen earth area and its bridge and culvert engineering
浅谈多年冻土地区的分布及其桥涵工程
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Genetic Variation of Main Agronomic Traits in a New Germplasm Resource of Perennial Rice
一份特异多年生水稻种质主要农艺性状的遗传变异
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The Republican Party might have slipped into perennial minority status .
共和党很可能已经永远沦为少数派。
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Evaluation of perennial and annual cool - season forage grass varieties
越年生和多年生冷地型禾本科牧草的品种比较
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Primary productivity and community dynamics of mixed perennial grass pasture
多年生禾草混播草地初级生产力及群落动态研究
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Random characteristic of perennial month evaporation and precipitation in Shaanxi
陕西省多年月潜在蒸发量和降水量的随机特性