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earth's crust 地壳

earth crust 地壳

  • They float on pieces of the Earth's outer skin,or crust.

    VOA: special.2010.01.12

  • And, seawater contains only 3.7% of the total magnesium present 7% in the Earth's crust.

    而海水只含有,地表镁总量的,3。

    麻省理工公开课 - 固态化学导论课程节选

  • Then,seventy-million years ago, the Earth's surface, or crust,pushed upward.

    VOA: special.2010.01.04

  • "It's a horizontal motion of two pieces of the Earth's crust on either side of a vertical crack in the Earth,"

    VOA: standard.2010.01.13

  • Earthquakes generally occur when the tectonic plates that make up the Earth's crust move suddenly.

    VOA: standard.2010.01.13

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