seafloor spreading

名词 n.
中文释义

英文释义

名词 n.
  1. The outward movement of the seafloor from central underwater ridges as a result of plate tectonics; the major cause of continental drift. uncountable,usually
    — However, the recognition of sea-floor spreading made sense of continental splitting without having to invoke earth expansion.

词形变化

seafloor spreadings plural sea-floor spreading alternative
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