名词
中文翻译：Unknown
同义词：
['green', 'young', 'youthful']
例句：
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1.The sky is a deep shade of blue, reminding me of the green pastures.
天空是深蓝色，让我想起了绿色的牧场。
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2. She has a young and lively personality.
她拥有年轻而活泼的个性。
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3. He is in his early twenties, still full of youthful vitality.
他二十多岁，仍然充满活力。