| 释义 | 
		per·en·ni·al AHD[pə-rĕnʹē-əl] D.J.[pəˈreniːəl]K.K.[pəˈrɛniəl]adj.(形容词)- Lasting or active through the year or through many years.常绿的:全年或多年都充满生机
 
 - Lasting an indefinitely long time; enduring:持久的:持续很长时间的;持久的:perennial happiness.永久的幸福
 - Appearing again and again; recurrent.See Synonyms at continual 不断出现的;重现的 参见 continual
 
 - Botany Living three or more years.【植物学】  多年生的:生长三年或三年以上的
 
  n.(名词)- Botany A perennial plant.【植物学】  多年生植物
 
 - Something that recurs or seems to recur on a yearly or continual basis:长期存在的:长期或持续存在,反复出现的:"that hardy perennial, the budget deficit"(David S. Broder)“长期存在的预算赤字”(戴维S.布罗德)
 
 
 - Latin perennis  per- [throughout] * see  per  annus [year] * see  at- 拉丁语 perennis  per- [通过] * 参见 per annus [年] * 参见 at- 
 
 - -al 1-al1
 
  perenʹnially adv.(副词) |