[attrib.]consisting of or relating to several stages or processes 多级的;多阶段的 a multistage decision-making process. 多级决策过程。 ■(of a rocket) having at least two sections which contain their own motor and are jettisoned as their fuel runs out (火箭)多级的 ■(of a pump, turbine, or similar device) having more than one rotor (泵、涡轮机或类似装置)多转子的