plate tectonics
名词 n.
英文释义
名词 n.
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The large-scale movement of tectonic plates that contributes to continental drift.
— And of course, in order to understand the Earth's past and how it got to where it now is, it is important to have a basic knowledge of plate tectonics, which explains how the planet's continental and oceanic crusts are part of the lithospheric plates that are buoyant and ride upon the highly viscous asthenosphere.
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数据来源: Wiktionary