When I am making my speech with a few fish swimming around me, nothing can be heard but me mumbling.This is where pictures and subtitles comes into help.

• 然后锐客在水里做介绍，脑袋周围有几条小鱼在游弋，这时能见的应该只有噗咚噗咚的水泡声音，所以画面上须同时配上图片和字幕。