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海底擴張說
海底扩张说
hǎi
dǐ
kuò
zhāng
shuō
theory of seafloor spreading (geology)
CEDICT
geology
Entry Composition
1
海底擴張
hǎi
dǐ
kuò
zhāng
seafloor spreading (geology)
2
說
shuō
to speak; to talk; to say
to explain; to comment
to scold; to tell off
(bound form) theory; doctrine