短语中文翻译
中文翻译：每三天一次
同义词：
['every three weeks', 'every three months', 'every three days']
例句：
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1. We need to clean the room every three days to keep it tidy.
我们需要每三天打扫一次房间，保持整洁。
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2. The movie is only available in theaters every three days.
这部电影只在影院每三天上映一次。
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3. She plans to visit her friend every three days for lunch.
她计划每三天去看望朋友吃午餐。