名词
中文翻译：夏至
同义词：
['longest day', 'summer solstice例句：1. The Summer Solstice marks the longest day of the year.（夏至标志着一年中白天最长的日子。）']
例句：
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1. The Summer Solstice marks the longest day of the year.
夏至标志着一年中白天最长的日子。
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2.Many people celebrate the Summer Solstice by going on a beach vacation.
许多人在夏至期间去海滩度假庆祝。
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3. The Summer Solstice is also known as the longest day of the year.
夏至也被称为一年中最长的一天。