名词
中文翻译：时间
同义词：
['period', 'time', 'duration例句：1. The project will take us through several periods of development.（这个项目将经历几个发展阶段。）2. During the war', 'he lived through many periods of hardship.（战争期间，他经历了许多艰难时期。）']
例句：
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1. The project will take us through several periods of development.
这个项目将经历几个发展阶段。
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2. During the war, he lived through many periods of hardship.
战争期间，他经历了许多艰难时期。
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3.The company's history spans over 50 years, covering several periods of growth and decline.
该公司的历史跨越了50多年，涵盖了多个增长和衰退的时期。