... label. It can be a bottle of medicine, a can of soup, a box of cereal, a jar of jam, a DVD, or an ... blurb saying, "Frozen Orange Juice Concentrate". Or it could be a five-minute recording with the name of your favorite CD album, complete ... and convenientA: “ECTEL”wireless digital clasroom language teaching system consists of wireless voice receiver speaker, “ECTEL”intelligent english learning pen, ...