常見例句權(quán)威例句In their bid to simplify loading 35mm film, Kodak, Fuji and other photographic firms squared off the 35mm roll's lead-in tab—so a modern SLR's motor-driven loading mechanism could grab the film's sprocket holes and wind it automatically onto the take-up spool.ECONOMIST: A die-hard analog photographer goes digital 返回 motor driven grab