proletarianadj.普罗阶级的;无产阶级的n.普罗;无产者
projectionn.投影;投射;规划;发射;凸出物;预测;放映
projectors投影机
projector scop投射器
projector room放映室
projector bulb投影机灯泡
projector lamp投射灯,幻灯,放影灯
projector lens放映机镜头,放映机透镜
projector head放映机头
projector model投影仪模型
projector light探照灯光
projector scope投影显示仪