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单词 plate tectonics
释义

plate tectonics

plural noun [treated as singular]
A theory explaining the structure of the earth’s crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates which move slowly over the underlying mantle.In the early 1960s, the emergence of the theory of plate tectonics started a revolution in the earth sciences....
  • The theory of plate tectonics holds that the entire crust of the earth is broken into six large pieces and many smaller ones.
  • Scientists were surprised by this finding because andesites on Earth are typically created by processes associated with plate tectonics.
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更新时间:2024/11/11 15:41:44