translucentadj.半透明的translucent cathode半透明阴极translucent alumina半透明氧化铝translucent ceramics半透明陶瓷translucent concrete预制的混凝土和玻璃板组合件translucent attritus半透明暗煤translucent lighting半透明照明translucent silkworm油蚕translucent projector透过式投影机translucent projection透射放映Translucent Base media半透明载体介质