名词
中文翻译：时期
同义词：
['duration', 'interval', 'span例句：1. The period of the festival is from September 1st to October 7th.（节日的期间是从9月1日到10月7日。）']
例句：
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1. The period of the festival is from September 1st to October 7th.
节日的期间是从9月1日到10月7日。
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2.During the period of the research, I made a lot of progress.
在研究期间，我取得了很大的进展。
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3. The period of the experiment lasted for three months.
实验的期间持续了三个月。