n. beacon or other landmark guiding shipsto enter a harbour; hence,destination,end,limit灯塔或其他引导船只进港的陆上标志;(转义)目的地,尽头,极限。 △Oth.5.2.266 (267): “Here is my journey's end.here is my butt / And very sea-mark of my utmostsail.”这里是我旅途的尽头,这里是我的终点,是我的最远的航程的标志。