n.植物园;树木园
The arboretum is full of exotic flowers and rare herbs. 植物园里长满了各种奇花异草。
How many golden larches are there in the arboretum? 植物园里有几棵金钱松?
The arboretum is a world treasure trove of botanical resources. 这个植物园是世界植物资源的宝库。