名词
中文翻译：开业日
同义词：
['launch day', 'opening date']
例句：
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1.The store opened its doors on the first day of the new year.
这家商店在新年的第一天开门迎客。
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2. The movie theater held its grand opening ceremony last Friday.
上周五，那家电影院举行了盛大的开幕式。
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3.The company's new headquarters opened its doors to the public on April 1st.
公司新的总部大楼于4月1日正式向公众开放。