Sometimes the screw rose out of the water, beating its protruding end, when a mountain of water raised the stern above the waves;but the craft always kept straight ahead.

有时，巨浪象大山一样将船尾高高抬起，这时，螺旋推进器就露出了水面，立刻发生剧烈的空转，但是船却照样一直不停地前进。