evergreen
adj. 常绿的；经久不衰的
n. 常绿植物；经久不衰的人（或事物）
复数 evergreens
例句
Plant evergreen shrubs around the end of the month.
大约在月末种植常绿灌木。
《柯林斯英汉双解大词典》
Many of these plants are evergreen, so you can enjoy them all year round.
这些植物中有许多都是四季常青的，所以可以全年观赏。
It was somewhat disguised from the road in passing it by yews and evergreen oaks, but it was visible enough up here.
从路上经过这栋楼房，紫杉和长青的橡树多少把它遮挡住了，但是从山顶上看去却一览无余。
