stand-in1. 拍摄危险的场景时, 这位大明星有个替身. Another man stands in for the big star in the dangerous scenes. 2. 那位男主角在电影中所有的危险镜头都由一个替身演员代拍。 The main actor have a fall guy do all the dangerous scene in the movie. 3. 昨天玛丽做了女主角的替身。 Mary stood in for the leading lady yesterday.