adj.永久的；反复出现的；多年生的
n.多年生植物
副词: perennially
/">成人英语雅思单词大全noun
1. (botany) a plant lasting for three seasons or more
adj
1. recurring again and again
e.g. perennial efforts to stipulate the requirements
Synonym: recurrentrepeated
2. lasting three seasons or more
e.g. the common buttercup is a popular perennial plant
3. lasting an indefinitely long time
suggesting self-renewal
e.g. perennial happiness
1. （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.
e.g. ...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
e.g. 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。
2. （植物）多年生的
A perennial plant lives for several years and has flowers each year.
e.g. ...a perennial herb with greenish-yellow flowers.
开绿黄色花的多年生香草
1. 多年生：按照草的生长期限又分为多年生(Perennial)和一年生(Annual)以及两年生等. 另外,在冬季以及对于棚养的奶牛和小牛,大麦、干草、青贮发酵饲料(silage)、麸皮(cash crop waste)、乳清(whey,制作奶赂的副产品)等也是饲料.
2. 常年性：临床上一般分为常年性(perennial)尽信书不如无书但临床表现与上述两型变应性鼻炎相似,称血管运动性鼻炎或称神经反射性鼻炎,刺激可来自体外(物理、化学方面),或来自体内(内分泌、精神方面),故有人看作即是变应性鼻炎,
3. 永久的：peremptory 绝对,强制的 | perennial 永久的 | perfect 无缺点,全然的; 改进,完成
4. perennial什么意思
4. 长期的：turnaround转变 | perennial长期的 | lavish浪费的,滥用的
以上就是本站详细整理的词语perennial是什么意思的翻译解释，供大家参考一下。
Another perennial safe bet, but are they worth it?(这是另一个存在了多年的安全赌注，但是划算吗？)
They are trying to find the answer to the perennial question: what makes people happy?(他们试图寻找这一永恒问题的答案：什么才能使人们幸福？)
There is a perennial shortage of water in this area.(这地区长期缺水。)
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。)
I assume that's because France is such a perennial economic powerhouse.(我想这是因为法国长期以来的经济强国地位。)
GG: What about perennial growers?(GG;那对于多年生植物种植者呢？)
And that's a perennial issue in philosophy.(这在哲学上也是一个经久不衰的问题。)
We learned that the Botai were able to build large perennial villages, sometimes with hundreds of homes.(我们了解到博泰人能够建造大型的常年村庄，有时候村里有上百户人家。)
A perennial also-ran in the search business, is taking a new tack.(在搜索领域长期生存的搜索引擎，将要有一项新的举措。)
The census is the subject of perennial squabbles.(人口普查一直是人们争论的主题。)
Man's perennial capacity to imagine Utopia.