单词	Amazon river dolphin
释义	Amazon river dolphin noun variants or less commonly Amazon dolphin : boto Amazon river dolphins, or botos, have a curious habit: occasionally one will grab some river grass or a rock in its mouth and pop its head above the surface, showing its prize for all to see. Henry Fountain, New York Times, 1 Apr. 2008 At up to 450 pounds and eight feet in length, the Amazon dolphin, or boto, is the largest of the four known species of river dolphin. Mark Jenkins, National Geographic, June 2009 Word History First Known Use 1925, in the meaning defined above
随便看	sand fox sand gall sand grape sand grass sand hill sand hole sand hopper sand jack sand jet sand lance sand lark sand leaf sand leek sand lily sand line sand lizard sand lob sand lovegrass sand martin sand mason sand mat sand mold sand mole sand monitor sand mullet

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