While hunting on the 3)seabed they emitted a 4)weird 5)medium frequency noise.
While hunting on the 3)seabed they emitted a 4)weird 5)medium frequency noise.
在海底猎食时，牠们发出一种奇怪的中频率杂音。
While hunting on the 3)seabed they emitted a 4)weird 5)medium frequency noise.
在海底猎食时，牠们发出一种奇怪的中频率杂音。