第三人稱復(fù)數(shù)：perennials

perennial基本解釋

形容詞多年生的; 終年的，長久的; 不斷生長的; 四季不斷的

名詞多年生植物; 長期存在的

perennial反義詞

perennial的反義詞

形容詞annual

perennial

perennial同義詞

perennial在線翻譯

形容詞regularsteadyperpetualconstantcontinuous

perennial網(wǎng)絡(luò)解釋

1. 多年生：按照草的生長期限又分為多年生(Perennial)和一年生(Annual)以及兩年生等. 另外,在冬季以及對于棚養(yǎng)的奶牛和小牛,大麥、干草、青貯發(fā)酵飼料(silage)、麩皮(cash crop waste)、乳清(whey,制作奶賂的副產(chǎn)品)等也是飼料.

2. 常年性：臨床上一般分為常年性(perennial)盡信書不如無書但臨床表現(xiàn)與上述兩型變應(yīng)性鼻炎相似,稱血管運動性鼻炎或稱神經(jīng)反射性鼻炎,刺激可來自體外(物理、化學(xué)方面),或來自體內(nèi)(內(nèi)分泌、精神方面),故有人看作即是變應(yīng)性鼻炎,

3. 永久的：peremptory 絕對,強制的 | perennial 永久的 | perfect 無缺點,全然的; 改進,完成

4. perennial什么意思

4. 長期的：turnaround轉(zhuǎn)變 | perennial長期的 | lavish浪費的,濫用的

perennial詞典解釋

1. （尤指問題或困難）永恒的，持續(xù)的，亙古不變的
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...
毒品和無家可歸這兩個一直困擾城市的問題
e.g. There's a perennial shortage of teachers with science qualifications.
有理科教學(xué)資格的老師一直都很短缺。

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.
開綠黃色花的多年生香草

perennial英英釋義

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