名词
中文翻译：新月形
同义词：
['new moon', 'crescent', 'umbral', 'new phase']
例句：
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1.The moon is at its fullest when it's a new moon.
月亮在满月时是最圆的。
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2. The new moon is the first night of the lunar month.
新月是农历月份的第一个夜晚。
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3.The crescent moon was a reminder of the beauty of the night sky.
新月提醒我们夜晚天空的美丽。