我会偷偷溜进去，轻手轻脚地查看一下二楼。I would creep in and with stealthy footsteps explore the second-floor.她溜进了驾驶座，关上了门。She slipped into the driving seat and closed the door.他常无所事事地溜达到城里。He usually moseys into town for no special reason....
油有浮在水上的特性.Oil has the property of floating on water.然而,五大湖流域的州地在水上的特殊问题仍继续存在.Great Lakes states continue to have their own unique water problems, however.油是漂浮在水上的,这样,潜艇就有了浮力.Oil floats on water and so you get the buoyanc...