1·What is it like riding a bike using sonar?
使用声纳骑自行车是什么感觉？
2·How challenging is it to teach people to use sonar?
教人们使用声纳有多难？
3·For whales, there is a theory on how sonar can kill.
对于鲸鱼来说，有一种关于声纳如何杀死它们的理论。
4·She says sonar technology cannot always be blamed for mass strandings.
她说不能总是把大规模搁浅归咎于声纳技术。
5·In recent years, navy sonar has been accused of causing certain whales to strand.
近年来，海军声纳被指控导致了某些鲸鱼搁浅。
2·Le Triomphant suffered damaged to a sonar dome but returned under its own power to its base on L'Ile Longue on France's western tip, France said.
“凯旋号”的声呐罩受损，但凭己之力返回位于法国西角的长岛基地，据法国方面报道。
3·Because of the separable resource and receiver, Multistatic sonar have many special character in underwater target detect and localization.
多基地声呐由于其收发设备分置，因而在水下目标的检测和定位方面，具有很多独特的优点。
4·Having been suggested by a bat, people invented sonar.
受到蝙蝠的启发，人们发明了声呐。
5·Feature extraction of targets radiated noise and design of targets classifier are key technique of passive sonar target recognition system.
目标噪声特征提取和目标分类器设计是被动声呐目标识别系统的关键技术。