perennial
🇺🇸
/pəˈreniəl/
🇬🇧
/pəˈreniəl/
lasting a long time or happening repeatedly
The issue of climate change is a perennial topic of discussion.
气候变化问题是讨论的永恒话题。
living for more than two years
Perennial plants are important for garden design.
多年生植物对园林设计很重要。
a plant that lives for more than two years
Roses are a popular type of perennial.
玫瑰是一种受欢迎的多年生植物。