ar·bo·re·tum /ˌɑrbəˈritəm/
樹園,植物園
Ar·bo·re·tum n.; pl. Arboreta A place in which a collection of rare trees and shrubs is cultivated for scientific or educational purposes.
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arboretum
n : a facility where trees and shrubs are cultivated for
exhibition [syn: botanical garden]
[also: arboreta (pl)]