名词
中文翻译：宣布者
同义词：
['announcer', 'announcer', 'announcer']
例句：
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1. The newscaster announced thestart of the new season.
新闻播报员宣布了新季节的开始。
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2. Sheis announcing the winners of thecompetition tonight.
她今晚正在宣布比赛的获奖者。
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3. The announcer introduced the speakerat the conference.
会议主持人在会上介绍了发言者。