形容词
中文翻译：Unknown
同义词：
['bald', 'thin', 'frail', 'feeble', 'weak']
例句：
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1.The old man was callow and looked frail.
那位老人不饱满，看起来很虚弱。
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2.The crops were callow this year, which affected the farmers' income.
今年农作物不饱满，影响了农民的收入。
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3. The child was callow and needed more nutrition.
这个孩子不饱满，需要更多的营养。