虫胶 Traditional form: 蟲膠 Pinyin (reading): chóngjiāo Definitions: shellac Characters: 虫 - insect, worm; mollusk 胶 - glue, gum, resin, rubber; sticky; to glue Traditional characters: 蟲 - insect, worm; mollusk 膠 - glue, gum, resin, rubber; sticky; to glue