“later heavy bombardment”的概念、定义、翻译、参考文献-科学参考

单词	later heavy bombardment
释义	later heavy bombardment Encyclopedia 理学月球科学释 later heavy bombardment晚期强烈撞击事件由于外太阳系的行星迁徙，导致大量小型天体进入内太阳系，进而导致月球及其他内太阳系行星在短期内发生密集撞击的事件。是月球演化的一个重要假说。
随便看	mericarp meridian Meridian Acupoint Drawing to Grasp Easily meridianal isomer meridian altitude meridian angle meridian astrometry meridian astronomy meridian catalogue Meridian Circle meridian circle meridian circulation meridian curve meridian ellipse meridian instrument meridian interferometer Meridiani Planum meridian line meridian mark meridian observation meridian of a knot meridian of a surface of revolution meridian of Greenwich meridian passage meridian photometer

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