In the present situation where actors taking on roles in several dramas simultaneously is popular, lead actors and actresses would be at different sets at the same time. This has meant that they would not be able to appear at the same set at the same time. As such, film crews have been forced to use doubles to ensure the film schedule.
在演员四处串戏成风的当下，同一时间女男主演在不同剧组，造成同一时间不能同时出现在片场，剧组被迫用替身来保证周期。