1 N-COUNT [usually plural] 电视(节目)观众 Viewers are people who watch television, or who are watching a particular programme on television. 电视(节目)观众
SYN watcher, observer, spectator, onlooker
2 N-COUNT 观看者;观察者 A viewer is someone who is looking carefully at a picture or other interesting object. 观看者;观察者
3 N-COUNT (看幻灯片的)观片器,看片器 A viewer is a device shaped like a box with a lens in one side. It is used for looking at transparent colour photographs. (看幻灯片的)观片器,看片器
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