名词
中文翻译：Unknown
同义词：
['joyful', 'cheerful', 'pleasant']
例句：
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1. She was very gayety when she received the news of her promotion.
她收到晋升的消息时非常高兴。
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2. The children were all gayety and happy after their first day at school.
孩子们上学第一天都很高兴。
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3. The old couple seemed to be in a gayety mood as they enjoyed each other's company.
这对老夫妻似乎心情很好，享受着彼此的陪伴。