基本解释[物理學]近日點進動英汉例句雙語例句a slow evolution in the orbit of the planet Mercury (perihelion precession)緩慢縯變著的水星運行軌道（近日點的進動）；perihelion precession更多例句词组短语短語perihelion precession of mercury 水星近日點進動precession of perihelion 近日點進動perihelion precession更多词组专业释义物理學近日點進動