基本解释默冬周期；默冬章；太阴周词组短语短语metonic cycle detail 太阴周metonic cycle更多词组英英字典柯林斯英英字典 a cycle of nearly 235 synodic months after which the phases of the moon recur on the same days of the year &rarrsee alsogolden number metonic cycle剑桥字典metonic cycle柯林斯字典专业释义天文学默冬章太阴周莫顿周期