1. I like those TV programs which enlighten the viewer as well as entertain him.
我喜欢那些既使观众得到娱乐又使观众受到教育的电视节目。
-- 来源 -- 英汉 - 辞典例句
2. In videotex, a display mode during which certain characters are displayed as spaces until the viewer chooses to reveal them. This facility can be used in games, quizzes, etc.