Grandpa, Ellen, Philip, Robbie, you and me.
爷爷 Ellen Philip Robbie 你和我。
As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship's power and limits its speed.
作为一个船舶技帅,科克雷尔在寻找解决波浪阻力的方法,因为波浪阻力浪费掉了船在水面行驶的大量动力,从而限制了船的速度。