perennial
adj. 多年生的；常年的；四季不断的；常在的；反复的
n. 多年生植物
adj.
终年的，长久的；多年生的；不断生长的；四季不断的
n.
多年生植物；长期存在的；
变形
复数：perennials
英英释义
perennial[ pə'reniəl ]
n.a plant lasting for three seasons or more
adj.
lasting three seasons or more
"the common buttercup is a popular perennial plant"
lasting an indefinitely long time; suggesting self-renewal
"perennial happiness"
recurring again and again
"perennial efforts to stipulate the requirements"
同义词：recurrentrepeated
词组短语
perennial plant多年生植物
perennial grasses多年生牧草
perennial ryegrass黑麦草
perennial root宿根
双语例句
用作形容词(adj.)
Politics provides a perennial subject for argument.
政治是一种长期争论不休的话题。
Our perennial problem is not having enough money.
长期困扰我们的问题就是缺钱。
The dandelion is a perennial plant.
该蒲公英是一种多年生的植物。
用作名词(n.)
A galaxy is an evergreen perennial.
加莱克斯草是一种多年生常绿植物。
权威例句
Perennial allergen sensitisation early in life and chronic asthma in children: a birth cohort studyReplacing Cheatgrass by Reseeding with Perennial Grass on Southern Idaho Ranges
Competition between Native Perennial and Exotic Annual Grasses: Implications for an Historical Invasion
The development and current status of perennial rhizomatous grasses as energy crops in the US and Europe.
Geostatistical Patterns of Soil Heterogeneity Around Individual Perennial Plants
The invasive shrub, Lonicera maackii, reduces growth and fecundity of perennial forest herbs.
Specific immunotherapy has long-term preventive effect of seasonal and perennial asthma: 10-year follow-up on the PAT study
Population dynamics and local specialization in a clonal perennial (Ranunculus repens). I. The dynamics of ramets in contrasting hab...
Immunolocalization of cytokines in the nasal mucosa of normal and perennial rhinitic subjects. The mast cell as a source of IL-4, IL...
Evaluating restoration methods across a range of plant communities dominated by invasive annual grasses to native perennial grasses.
perennial (adj.)
1640s, "evergreen," formed in English from Latin perennis "lasting through the year (or years)," from per- "through" (see per) + annus "year" (see annual). Botanical sense of "Remaining alive through a number of years" is attested from 1670s; figurative meaning of "enduring, permanent" is from 1750. Related: Perennially. For vowel change, see biennial. The noun meaning "a perennial plant" is from 1763.
1. His brown velvet jacket had become perennial.
他那件咖啡色丝绒上装仿佛已经跟他结了不解之缘。
-- 来源 -- 英汉 - 辞典例句
2. In terms of stream flow, there are three general types of streams: ephemeral, intermittent, and perennial.
根据河川的经流，河流通常可分为三种类型：季节性河流、间歇性河流和常流河。
-- 来源 -- 英汉 - 辞典例句
3. 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。
-- 来源 -- 英汉 - 辞典例句
4. Falsehood has a perennial spring.
虚伪总是春风吹又生。
-- 来源 -- 英汉 - 辞典例句
5. Finding the solution to this perennial problem .is no easy task．
为这个老大难问题找到解决办法可不是件容易的事。
-- 来源 -- OralEnglish
6. the perennial shortage of capital
资金的长期短缺
-- 来源 -- 英汉 - 辞典例句
7. Perennial ryegrass throws a lot of autumn growth.
多年生黑麦草在秋季长势很好。
-- 来源 -- 英汉 - 辞典例句
8. The fine carnation of their cheeks is perennial as sunlight in the seventh heavens.
她们面颊的美丽的淡红色象七重天里的阳光始终辉煌灿烂。
-- 来源 -- 英汉 - 辞典例句
9. What constitutes the good life is a perennial question.
幸福生活的形成是一个长期的问题。
-- 来源 -- 英汉 - 辞典例句
10. 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。
-- 来源 -- 英汉 - 辞典例句
perennial
