Attach a sheer curtain panel behind your existing curtains using a bungee cord. Just run the cord through your curtains, attach the bungee hooks to the sides of the rod and stretch it across, and voilà, you have a beautiful sheer inner curtain panel!
This makes way more sense than dragging an ironing board out: Now if I can only keep the top of the washer and dryer clear of clutter! Quilted ironing board with magnets for the top of the dryer! -- no more wrestling with the ironing board!