释义 |
火山huǒshān因地球表层压力减低,地球深处的岩浆等高温物质从裂缝中喷出地面而形成的锥形高地。火山由火山锥、火山口、火山通道组成。{volcano; conical mountain formed by high-temperature lava deep in the earth, expelled through a vent in the earth's crust, due to a drop in pressure of the crust. A volcano consists of a volcanic cone, a crater and volcanic passages.}参看see【活火山】{huóhuǒshān},【死火山】{sǐhuǒshān},【休眠火山】{xiūmián huǒshān}。 |