Read Edit View history 海底扩张说 hǎidǐkuòzhāngshuō seafloor spreading theory Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 海底扩张说/海底擴張說 · hǎidǐkuòzhāngshuō · seafloor spreading theory 2026/03/04 海底扩张说 / 海底擴張說 hǎidǐkuòzhāngshuō seafloor spreading theory theory of seafloor spreading in geology 海底扩张说是板块构造学说的重要基础之一。 created sense Mar 4, 2026, 02:25 AM