1. It is now possible not only to locate a shoal but to tell if it is herring, cod, or other well-known fish, by the pattern of its echo.
    不仅能够确定鱼群的位置，而且可以根据鱼群回声的特点分辨出是鲱鱼、鳕鱼，这是人们所熟悉的其他鱼。

2. Shivering in their wet clothes, the teenagers looked on while three men dived repeatedly into the water to locate the dish.
    那些孩子们穿着湿衣服哆嗦，看着3个工人轮潜入水中以确定盘子的位置。

3. They can locate and steer clear of obstacles----or locate flying insects on which they feed.
    来确定并躲开障碍物，或找到它们赖以为生的昆虫。

4. I would be sure to come to this class again and locate this friendly person.
    我肯定还会来听这门课，并来寻找这个很友好的小伙子的。