1地理GEOGRAPHYgeography地理geographer地理学家hemisphere半球meridian子午线,经线parallel平行圈,纬线latitude经度longitude纬度elevation海拔altitude高度horizon地平线equator赤道Arctic北极Antarctic(Antarctica)南极expedition探险navigation航海topography地形,地形学continent大陆continentalshelf大陆架continentaldrift大陆漂移说plain平原plateau(highland)高地lowland低地basin盆地cavern(cave)洞穴文档来自于网络搜索oasis(沙漠)绿洲cleft(flaw)裂缝crevice(rift;slit)裂缝summit山顶range(山)脉valley峡谷gorge峡谷canyon峡谷channel(strait)海峡marine(maritime;oceanic)海的tide潮汐ebb(away)退潮sea-floorspreading海床扩展oceanbottom海床coastland沿海地区contour轮廓;海岸线continentalisland大陆岛volcanicisland火山岛coralisland珊瑚岛insular海岛的文档来自于网络搜索islet小岛peninsular半岛ledge暗礁remote-sensing遥感的terrain地域terrestrial地球的,陆地的terrestrialheat(geothermal)地热terrestrialmagnetism(geomagnetism)地磁文档来自于网络搜索subterranean(underground)地底下evaporation蒸发salinity含盐度sediment沉淀物,沉积物tropics热带地区文档来自于网络搜索tropical热带的temperate温带的temperatelatitudes温带地区frigid寒带的frostheaving冻胀现象文档来自于网络搜索2地质geology地质学geologist地质学家crust地壳mantle地幔core地核continentalcrust大陆地壳oceaniccrust海洋地壳layer(stratum,复strata)地层plate板块fault断层faultplane断层面faultzone断层带rift(crack;split)断裂fossil化石文档来自于网络搜索petrify石化,硬化igneousrock火成岩sedimentaryrock沉积岩metamorphicrock变质岩quartz石英limestone石灰岩marble大理石granite花岗岩lithogenous岩成的lithosphere岩石圈mineral矿物ore矿石deposit矿床platinum白金,铂silver银copper黄铜aluminum铝tin锡lead铅zinc锌nickel镍mercury汞,水银sodium钠fieldstone卵石gem宝石diamond钻石emerald绿宝石ruby红宝石crystal水晶文档来自于网络搜索glacier冰川glacial冰川的glacialepoch(age,period)冰川期glacialdrift冰渍iceberg冰山volcano火山activevolcano活火山extinctvolcano死火山dormantvolcano休眠火山eruption火山喷发crater火山口lava(magma)火山岩浆文档来自于网络搜索magma岩浆volcanic火山的volcanicdust火山尘volcanicash火山灰earthquake(quake;tremor;seism)地震seismic地震的seismology地震学magnitude震级seismicwave地震波cataclysm灾变文档来自于网络搜索3天文ASTRONOMY天文学astronomy天文学astronomical天文的巨大的astronomicalobservatory天文台astronomer天文学家astrophysics天文物理学astrology占星学pseudoscience伪科学infinite无限的文档来自于网络搜索vacuum真空cosmos(universe)宇宙cosmology宇宙学cosmic(universal)宇宙的cosmicradiation宇宙辐射文档来自于网络搜索radiation辐射emission发射,散发cosmicrays宇宙射线infraredray红外线文档来自于网络搜索celestial天的天体的celestialbody(heavenlybody)天体celestialmap/skyatlas天体图celestialsphere天球文档来自于网络搜索space空间planeroid位面constellation星座cluster星团nebula星云文档来自于网络搜索galaxy星系,银河intergalactic星系间的MilkyWay银河系dwarf(dwarfstar)白矮星quasar类星体,类星射电源文档来自于网络搜索star恒星stellar恒星的interstellar恒星间的solarsystem太阳系文档来自于网络搜索solarradiation太阳辐射solarcorona日冕chromosphere色球photosphere光球文档来自于网络搜索convectionzone对流层radiativezone辐射层thermonuclearenergycoresolareclipse日食planet行星planetoid(asteroid)小行星文档来自于网络搜索interplanetary行星间的satellite卫星lunar月球的meteor流星meteorshower流星雨meteoroid流星体meteorite陨石chondrite球粒状陨石comet彗星revolve旋转,绕转文档来自于网络搜索spin旋转orbit轨道twinkle闪烁nakedeye肉...