洞口大半都淹没在湖里。Most of the mouth of the cave was submerged in the lake.湍急的水流奔涌过洞口。The water rushed through the holes with great rapidity.两艘船隆隆地从洞口开出，进入了开阔的水域。Both boats purred out of the cave mouth and into open water....
A hydroplane navigated over the lake.一架水上飞机从湖面上飞驰而过.The ship was navigated by the North Star.那只船靠北极星来导航.He navigated the plane through the clouds.他驾驶飞机穿越云层.Captain Cook safely navigated his ship without accident for 100 ...