汉字吧hanzi8.comgravitational的英语例句
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the gravitational pull of the moon
月球的引力
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A neutron star has a gravitational field strong enough to generate X-rays.
中子星上存在强大的重力场，足以产生X射线。
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Its oscillation depends on the strength of the gravitational field.
它的振动幅度取决于引力场的强度。