volcano
/vɔlˈkeɪnəu; vɑl`keno/ n
(pl ~es) mountain or hill with an opening or openings through which lava, cinders, gases, etc come up from below the earth's surface (an active volcano), may come up after an interval (a dormant volcano), or have ceased to come up (an extinct volcano) 火山（an active volcano为活火山, a dormant volcano为休眠火山, an extinct volcano为死火山）. =>illus 见插图.