1. 在油漆天花板之前，先得用灰泥把裂縫填塞起來。
   The cracks in the ceiling have to be plastered up before you can start painting.
2. 石膏灰泥板，灰膠紙柏板由石膏灰泥作芯板結合幾層纖維板或紙漿板制成的硬板，在建筑中用于代替灰泥或木板來建造墻壁
   A rigid board made of layers of fiberboard or paper bonded to a gypsum plaster core, used instead of plaster or wood panels in construction to form walls.
3. 灰泥已經開始從墻上脫落。
   The plaster had started to come away from the wall.
4. 待房間的灰泥乾後才可粉刷。
   The plaster will have to dry out before you can paint the room.

灰的英語翻譯：

泥的英語翻譯：