How to say “During the first screening, a reflection in the projection window made me think the picture was doubled.” in Japanese
In Japanese
最初の上映で、映写窓に光が反射して、映像が二重になってるのかと思ったよ。
Saisho no jōei de, eisha mado ni hikari ga hansha shite, eizō ga nijū ni natteru no ka to omotta yo.