| 释义 |
〔echolocation〕A sensory system in certain animals, such as bats and dolphins, in which usually high-pitched sounds are emitted and their echoes interpreted to determine the direction and distance of objects.回声定位，回波定位：某些动物，如蝙蝠、海豚等的感觉系统，通常能发出高音频的声音并能根据回声来判断物体的方位及距离〔sonar〕Echolocation.回声定位（测定） |