光面内质网 guāngmiànnèizhìwǎng smooth endoplasmic reticulum Origin Definitions Defs Strokes Stroke Words Sentences Sents 光面 guāngmiàn smooth surface smooth or glossy surface; side facing the light or the bright side of an object内质网 內質網 nèizhìwǎng endoplasmic reticulum the network of membranes within the cytoplasm of a cell, involved in protein and lipid synthesis