海底扩张说

海底擴張說
hǎidǐkuòzhāngshuō
theory of seafloor spreading (geology)

CEDICT

geology

Entry Composition

1 海底扩张 hǎidǐkuòzhāng seafloor spreading (geology)
=2 说 shuō
  1. to speak; to talk; to say
  2. to explain; to comment
  3. to scold; to tell off
  4. (bound form) theory; doctrine
=2 说 shuō variant of 说 shuō