行星核心
双语例句原声例句
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但是，与内行星的核心不同，月球的核心几乎不含铁，而典型的行星形成物质则富含铁。
But, unlike the cores of the inner planets, the Moon's core contains little or no iron, while the typical planet-forming materials were quite rich in iron.
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好的，这就是波尔模型，波尔的原子模型是行星模型或者核心模型。
OK, this is the Bohr model, Bohr model of the atom is planetary or nuclear.
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模拟显示，在冰层脱离之后，土星的引力将导致这颗卫星的硅酸盐核心的毁灭，将它越拉越近，最终撞向这颗行星。
After pulling off the ices, the gravity of Saturn would have doomed the moon's silicate core, tugging it closer and closer until it smashed into the planet, the simulation shows.
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OK, this is the Bohr model, Bohr model of the atom is planetary or nuclear.
好的，这就是波尔模型，波尔的原子模型是行星模型或者核心模型。
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