科学家们说地球的表面破碎得像个巨大的蛋壳。
Scientists say the surface of the Earth is cracked like a giant eggshell.
科学家们使用高速摄像机拍摄，并观察气泡破碎时它的表面会发生何种变化。
Using high-speed videography, scientists observed surface bubbles as they burst.
这张土卫四（Dione）的近距离特写照片展示了其坑坑洼洼支离破碎的冰冷表面。
This close up of Dione reveals its cratered and fractured icy surface.
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