stepinadj.伸腿穿入的(伸腿穿入的鞋等)stepn.步骤；台阶；舞步；步伐v.踏；以步测量stepwise excitation分步激发Stephania dielsianan.血散薯step multiplication[计] 步进式乘法step-cooling test步冷试验Step out of the car从车里走出来。从前文stepwise resistance逐步抗性step doping profile阶梯掺杂Stephanandra incisan.小米空木step-down counter步降计数器step-shaped graph阶梯式曲线图