名词
中文翻译：不育的
同义词：
['barren', 'sterile']
例句：
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1. The plant was found to be HDN due to poor soil conditions.
由于土壤条件差，这种植物被认为是不育的。
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2. She had been told that she was HDN and could not conceive children.
她被告知自己不育，无法生育孩子。
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3. The research team discovered a rare species with HDN traits in the deep forest.
研究小组在深林中发现了具有不育特征的罕见物种。