image lag成象惰性,成象滞后imagen.印象；形象；影像；图像；肖像vt.反映；想像；描绘image visibility图象可见度image brilliance影像亮度, 景像辉度image digitizing图像数字化image subsection图像子区image conveyance表意性Image segmenting图像分割image expression影像image proceeding图象处理image broadening象加宽image protecting图像保护