quadruped [ˈkwɑ:druped]

例句:

• Their five-centimeter-thick quadruped was able to crawl and undulate its way through a space just two centimeters high.
  来自SA
• An elephant is a quadruped.
  大象是四足动物.
  
• The large tendon in the back of the hock of a quadruped.
  后腿腱四足动物跗关节后的一个大肌腱.
  
• Ventral ( or pelvic ) fins correspond to the hind limbs of a quadruped.
  腹鳍 对应着四足动物的后肢.
  
• Whether it is bipedal locomotion from that of quadruped, cooking food for easier digestion what is involved is saving energy.
  来自SA