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Sonar
01
声呐, 声纳
a technology that uses sound waves to detect objects underwater or measure distances underwater
Example
The submarine navigates using sonar to map the ocean floor and detect potential obstacles.
潜艇利用声呐导航，绘制海底地图并检测潜在障碍。
Dolphins and bats use a natural form of sonar called echolocation to locate prey and avoid collisions.
海豚和蝙蝠利用一种叫做回声定位的自然声呐形式来定位猎物和避免碰撞。
