1. 粒面的在明暗區(qū)間有顯著分界的；不平滑的。用于相片和電影膠片
   Having sharp divisions between light and dark patches; not smooth. Used of photographs and film.
2. 音軌一獨(dú)立的軌道，如沿著一段膠片或磁帶的，可將聲音或其它信息記錄在上面
   A distinct path, as along a length of film or magnetic tape, on which sound or other information is recorded.
3. 幻燈膠片，電影膠片為靜止投影而準(zhǔn)備的含有相片、圖表或其它圖表性東西的一段膠片
   A length of film containing photographs, diagrams, or other graphic matter prepared for still projection.
4. 電影膠片從卷軸滑出纏繞在放映機(jī)上了。
   The film flew off the spool and wound itself round the projector.

膠的英語翻譯：

片的英語翻譯：