echolocate
verb [ I ] /ˌek.əʊ.ləʊˈkeɪt/ us/ˌek.oʊˈloʊ.keɪt/
（动物）回声定位
(of animals) to find the way using echolocation (= sound waves)
We are studying the intricate mental circuitry that allows bats to echolocate. 我们正在研究能使蝙蝠做回声定位的复杂脑回路。
Humpbacks don't echolocate but might use their own sounds to help avoid large objects. 座头鲸不会回声定位，但可能会使用自己的声音来协助自己避开大型物体。
See: echolocation
- More examples
- Baleen whales seem not to actively echolocate, although they are capable of producing short pulses of sound.
- Oliver (1978) demonstrated that a grey seal learned to use sound to navigate, although he did not find that the seal echolocated.
- Their inability to echolocate over longer distances contributes to their frequency of net entanglement.