基本解释[物理学]近日点进动英汉例句双语例句a slow evolution in the orbit of the planet Mercury (perihelion precession)缓慢演变着的水星运行轨道（近日点的进动）；perihelion precession更多例句词组短语短语perihelion precession of mercury 水星近日点进动precession of perihelion 近日点进动perihelion precession更多词组专业释义物理学近日点进动