名詞
用嚟保護書面嘅塑膠包裝(量詞:塊/ 層/卷) plastic film used to wrap book covers for protection
就嚟開學喇,你買咗包書膠未呀?
就嚟开学喇,你买咗包书胶未呀?
zau6 lai4 hoi1 hok6 laa3, nei5 maai5 zo2 baau1 syu1 gaau1 mei6 aa3? School is starting soon, have you bought covering plastic for your books yet?
Definitions (Wiktionary)
noun, Cantonese
transparent plastic film used for wrapping books or putting a jacket on books