英语词汇“continental drift”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	continental drift
释义	Word Frequency continental drift noun geology the theory that the earth's continents move gradually over the surface of the planet on a substratum of magma. The present-day configuration of the continents is thought to be the result of the fragmentation of a single landmass, Pangaea, that existed 200 million years ago See also plate tectonics
随便看	Polanski polar polar axis polar bear polar body polar circle polar coordinates polar distance polar equation polar front Polari polarimeter polarimetric polarimetry Polaris polarisability polarisable polarisation polariscope polariscopic polarise polarised polariser polarities polarity

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