special effects switcher

例句：

1. 1. The special effects switcher was used to create the illusion of a flying car.
   特效切换器被用来创造汽车飞行的幻觉。
2. 2. The director had to use the special effects switcher to make the scene more realistic.
   导演不得不使用特效切换器来使场景更加真实。
3. 3. The special effects switcher was responsible for creating the perfect background for the movie.
   特效切换器负责为电影创造完美的背景。