n.extremely large treelike cactus of desert regions of southwestern United States having a thick columnar sparsely branched trunk bearing white flowers and edible red pulpy fruit
同义词：saguaroCarnegiea gigantea
英汉双解大词典
saguaro/səˈwɑːrəʊ/(alsosahuaro)
1.
N（名词）
a giant cactus, Carnegiea gigantea, of desert regions of Arizona, S California, and Mexico, having white nocturnal flowers and edible red pulpy fruits 巨柱仙人掌