资料来源 : pyDict

水杉

资料来源 : WordNet®

metasequoia
     n : large fast-growing Chinese monoecious tree having flat
         bright-green deciduous leaves and small globular cones;
         commonly cultivated in United States as an ornamental;
         known as a fossil before being discovered in China [syn:
         {dawn redwood}, {Metasequoia glyptostrodoides}]