¨ OCEAN BASIN STRUCTURE (海洋结构)

¨ THE DEEP-SEA FLOOR (海床)toefl考试时间

¨ DEEP-SEA EXPLORATION (深海探测)

¨ DIVING (潜水)

¨ DANGERS OF UNDERWATER DIVING (深海潜水的危险)

¨ THE DEEP-SEA ENVIRONMENT (深海环境)

¨ LIFE IN THE DEEP SEA (深海中的生物)

¨ HYDROTHERMAL VENT (热液喷口-海底火山)

¨ FORMATION OF AN OCEANIC RIDGE (海洋山脉的形成)

¨ DATING TECHNIQUES (年代测定技术)

¨ COMPOSITION OF SEAWATER (海水成分)

¨ OCEAN CURRENTS (洋流)

¨ VERTICAL OCEAN CIRCULATION (垂直海洋环流)

¨ UPWELLING (上升流)

¨ THERMOHALINE CIRCULATION (温盐环流)

¨ SEASHORE (海岸)

¨ WETLANDS (湿地)

¨ EVERGLADES (佛罗里达的湿地)

¨ MANGAL (红树林区)

¨ ESTUARY (河口)

¨ LAGOON (舄湖)

¨ DELTA (三角洲)

¨ EUTROPHICATION (优氧化)

¨ BREAKWATER (防波堤)

¨ WATER (水)

¨ WATER PROPERTIE (水的特性)

¨ IONIZING AGENTS (游离剂)

¨ WATER DESALINIZATION (淡水化)

¨ TAPPING WATER SOURCES (自来水源)

¨ AQUEDUCT (引水渠)

¨ DAM (水库)

¨ RESERVOIR (蓄水库)

¨ OUTLET WORKS (出水工)

¨ HOOVER DAM (胡佛水坝)

¨ THE THREE GORGES DAM (三峡大坝)

¨ HYDROELECTRIC DAM (水电大坝)

¨ SPILLWAY (泄洪道)

¨ BOAT PASSING THROUGH CANAL LOCK (船只通过运河水闸)

¨ ECOLOGICAL IMPACT OF DAMS (水库对环境的冲击)

¨ FISH LADDERS (鱼梯)