A scrim is thin backdrop curtain. In general term, a scrim is an object that used for covering something. Therefore, a thin backdrop curtain is an appropriate choice for this term because thin backdrop curtain act as an object used for covering the theater stage in a scene transition process so the audience can enjoy a real experience of a show. A scrim is also a term for a cloth used by a magician for covering something to reveal in a magic trick process to distract the spectator.
