单词：asa_gray 

名词

• 
  [1.n.asa_gray] (同义词:[Gray( n. 灰色, 暗淡, 灰暗 adj. 灰色的, 灰白的, 老的, 老练的, 阴沉的, <美俚>广告商的, 广告业的  v. (使)变灰色 )]  [Asa_Gray]  )
• 
  注释列句：United States botanist who specialized in North American flora and who was an early supporter of Darwin's theories of evolution (1810-1888)
• 实 例 -> [botanist( n. 植物学家 )]