英语释义

• 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"

• a plant lasting for three seasons or more

片语

Perennial vegetablePerennial vegetables are parts of plants that are prepared and eaten like a vegetable, and that are also perennial, in other words, the plants live for more than two year

perennial ryegrass黑麦草

perennial grasses多年生牧草

perennial chamomile黄金菊

perennial grass多年生牧草

perennial root宿根

perennial algae多年生藻类

perennial herb多年生草本植物

perennial river常流河；常年河；长流河；常年性河流

perennial stream[地理] 常流河；常年河川

perennial plant[植] 多年生植物

Perennial SunflowerthumbPerennial sunflower is a new crop being developed by crossing wild perennial and domestic annual sunflower specie

英汉例句

• a well-managed perennial grassland stores more carbon per hectare than the rainforests that attract more attention, he said.

  一块经过妥善管理的永久草坪，每公顷吸收的炭要比那些备受关注的雨林更多。

• sca addresses the perennial question of how to build systems from a series of interconnected parts.

  sca解决了一个长期存在的问题：如何从一系列互连部件构建系统。

• benítez「s perennial fidgetiness, by contrast, seems to find an unintended expression in his team」s infuriating inconsistency.

  相比之下，贝尼特斯常年的烦躁不安似乎在球队令人愤怒的前后矛盾中找到了一种意想不到的表达。

• it reflects a perennial worry in the arab world about the state of the language.

  它反映了长久以来对阿拉伯语世界内关于该语言现状的担忧。

• it holds water remarkably well and helps feed the perennial streams on which they and the animals that live on the mountain rely.

  铝土能极好地保持水分，还能使他们和住在大山中的动物赖以为生的溪流常年保持流淌。

• the census is the subject of perennial squabbles.

  人口普查一直是人们争论的主题。

• at the time, a number of california「s local water agencies were proposing a different approach to the state」s perennial water problems.

  当时，加州当地一些供水机构提出了解决常年存在的水问题的一个不同的解决方案。

• though saudis frequently scoff at what they regard as foreigners’ obsession with the driving ban, it is a perennial topic of private argument.

  虽然沙特人经常借此开涮，认为此等禁令只能困扰外国人，但是这是私下争论永恒的话题。

• but the hopeful maxim of dickens’s perennial debtor that 「something will turn up」 nourishes american housebuilders.

  但是，狄更斯笔下的常年债务人的希望格言「总会有的」滋养着美国的房产建筑商们。

• before the season the heat added perennial all-star forward chris bosh and superstar forward lebron james to a team that was headed by talented guard dwayne wade.

  在赛季开始前，热队加入了常年全明星前锋克里斯?波什和超级明星前锋勒布朗?詹姆斯，进而组成一支由天才后卫德维恩?韦德带领的球队。

• replanting and bans on grazing allowed the perennial vegetation cover to increase from 17 to 34 percent.

  树木再植和禁止放牧使得黄土高原地区常年植被覆盖率从17％提高到34％。

• this experiment eventually led to the introduction of the cashmere scarf, also a perennial best-seller.

  这次试验最终促成了羊绒围巾的诞生，它同样常年畅销。

• dr meyer disposes, too, of one perennial criticism of the rorschach test—that it is culture-dependent.

  迈耶博士也处理了对罗夏测试的一个长期的批判——那就是文化依赖。

• those who predict england has its best chance in years — a perennial refrain — acknowledge that this year it「s because they」re being coached by an accomplished italian, fabio capello.

  那些预测英国机遇多年难得（常年受压抑）的人，承认今年的运气不错，因为他们的主帅是赫赫有名的意大利人卡佩罗。

• ek: over the next few years, i think you’re going to see a shakeout with some of the perennial growers.

  艾德.基莉 :在以后的几年里，你将看到一部分多年生植物生产者将慢慢走向衰落。

• glass says infectious disease is a perennial concern.

  格拉斯说，预防传染病应该是一种常年的关注。

• it is feared the mine could dry up dozens of perennial streams and two rivers that run through the hills, while pollution could damage fruit orchards and plants said to possess medicinal properties.

  人们担心，开采矿藏可能导致流经山脉的数十条常年溪流以及两条大河出现干涸，污染物还可能给果园和秧苗带来损害，比如一些药用作物。

• he was not an especially distinguished pontiff and he didn't reign for very long, yet he is of perennial interest to both academic and popular historians.

  他不是一个特别杰出的主教，他所统治的时间也并不很长，然而多年来他感兴趣于学术，是一个受人欢迎的学者和历史学家。

• plants such as biannual or perennial grass, and shrubs like sorghum, willow and miscanthus, have been hailed as a biomass alternative to fossil fuels.

  像一年两次或多年生的植物以及像高粱、柳树以及各种杂交灌木作为一种可选的化石燃料都广受欢迎。

• in the book he sets out and defines some of the perennial problems of philosophy, including the problem of evil, free will and determinism, the nature of justice and of virtue.

  在这本着作中，他对一些哲学里常年不衰的问题进行阐述并给出了自己的定义，包括罪恶、自由意志和决定论，正义和美德的性质等问题。

• farmers nationwide were encouraged, sometimes with cash payments, to stop cultivating their land and to plant native and perennial grasses.

  全国农民受到鼓励（有时付给现金）放弃耕种自己的土地，而去种植天然牧草和多年生牧草。

• switchgrass is a perennial native grass that grows quickly.

  柳枝稷是一种生长快速的多年生本地草种。

• meanwhile, regarding the problem of coaxing plants to allocate more carbon to their root systems, jansson says an important difference between perennial and annual plants is a good place to start.

  同时，问题是可考虑哄骗植物分配更多的碳到根系，简颂指出多年生和一年生植物间的关键差异是一个良好的起动点。

相似词

perpetual永久的；不断的；四季开花的；无期限的

continuous连续的，持续的；继续的；连绵不断的

steady稳定的；不变的；沉着的

regular定期的；有规律的；合格的；整齐的；普通的

constant(Constant)人名；(德)康斯坦特

constant(Constant)人名；(德)康斯坦特

changeless不变的；稳定的；单调的

ceaseless不断的；不停的

annual年刊，年鑒；一年生植物

perpetual永久的；不断的；四季开花的；无期限的

continuous连续的，持续的；继续的；连绵不断的

steady稳定的；不变的；沉着的

classic名着；经典着作；大艺术家

regular定期的；有规律的；合格的；整齐的；普通的

相反词

annual年刊，年鑒；一年生植物