planum面； 平面plann.计划；方法；策略；设计图；平面图v.打算；安排；计划；设计plano-concave mirror平凹双面反光镜Planaxis sulcatus Bornn.芝麻螺(蟹守螺超科；芝麻螺科)plan position approach平面位置planning and designing规划设计planck's radiation lawPlans Activation Party计划启动组(北约)Plan for retirement.对于退休进行规划.planachromat objective平视消色差物镜plan and participation规划参与planned drawback index退税计划指标