echidna是什么意思

n.[动]单孔目哺乳动物,针鼹鼠

1. The echidna is one of only five surviving species of monotremes, along with the platypus.
2. The echidna uses its snout to sniff out its prey and then uses its long sticky tongue to catch ants and termites.

a mammal resembling a hedgehog but having a long snout and sticky tongue for catching ants and termites；a small wormlike alchemical creature supposed to be able to stinge fatally；a burrowing monotreme mammal covered with spines and having a long snout and claws for hunting ants and termites.