n.多年生植物
adj.多年生的，长久的，持续的，反复出现的

原形：perennial复数：perennials

The garden is filled with perennial flowers that bloom year after year.
花园里种满了多年生的花卉，年年都会开花。
A perennial favorite among book readers is "To Kill a Mockingbird." (《杀死一只知更鸟》是读书人永恒的喜爱。
The oak tree in the backyard is a perennial source of shade for the family.
后院的橡树一直是家人们常年遮荫的来源。
She has a perennial optimism that helps her through tough times.
她始终保持乐观，这使她在困难时期也能坚持下去。
His love for gardening led him to cultivate a beautiful perennial border around his house.
他对园艺的热爱促使他在房子周围种植了一片美丽的多年生植物边界。
The company's reputation as a reliable supplier is a perennial asset.
公司的可靠供应商声誉是其持久的优势资产。
This classic recipe for apple pie is a perennial holiday favorite.
这款经典的苹果派食谱是节日里永恒的美味。
The perennial debate between city and country living continues to rage on.
城市生活与乡村生活的长期争论仍在持续。
The team's winning streak is a perennial topic of conversation among fans.
球队的连胜纪录一直是球迷们讨论的永恒话题。
His dedication to environmental conservation is a perennial reminder of our responsibility to the planet.
他对于环境保护的奉献是一个永恒的提醒，让我们要对地球负责。