【物理】投影透镜（投影镜）【物理】投影透镜（投影镜）

spikes projecting, spikes bristle

projecting lens (projector lens) arranged CC

projecting decorations

endoscope objective, copying objective, macro-lens, projecting objective,

portable movie projecting truck【电影】

projecting device, stationarily-arranged ball

projecting lamp

optical, element, projecting objective