例句與造句

1. Once the changeover has been made, the projectionist unloads the full takeup reel from projector " A, " moves the now-empty reel ( that used to hold the film just unloaded ) from the feed spindle to the takeup spindle, and loads reel # 3 of the presentation on projector " A . " When reel 2 on projector " B " is finished, the changeover switches the live show from projector " B " back to projector " A, " and so on for the rest of the show.
2. It's difficult to find feed spindle in a sentence. 用feed spindle造句挺難的