名词
中文翻译：操作时间
同义词：
['working hours', 'operating hours']
例句：
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1. The operation hours are from9 am to 5 pm.
操作时间从上午9点到下午5点。
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2.The company operates in the mornings andafternoons.
这家公司在早上和下午营业。
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3. Theoperation hours were extended due to the holiday.
由于假期，操作时间被延长了。