Senses
铁树/ 鐵樹 sago cycad
Common name for the sago palm or cycad, an evergreen plant with large, stiff, feathery leaves; it is known for blooming very rarely.
铁树/ 鐵樹 ti plant
Common name for the Cordyline fruticosa, an evergreen ornamental shrub with lance-shaped leaves and reddish or purple flowers.
铁树/ 鐵樹 metaphor for something extremely rare
Used in metaphors to describe something that happens very rarely or is nearly impossible