simple samming machine简易均湿机
Simple vending machine简单的自动售货机
Simple spiling machine简易插管机
simple nc machine简易数控机床
the simple sculpture machine简易雕刻机
simple chip machine微处理器
simple support vector machine简易支持向量机
simple machine hour method单纯机器时间法
N（名词） a simple device for altering the magnitude or direction of a force. The six basic types are the lever, wheel and axle, pulley, screw, wedge, and inclined plane 简单机械