名词
中文翻译：胚轴
同义词：
['cotyledon', 'cotyledon']
例句：
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1.The plant's cotyledons are the first signs of growth.
植物的胚轴是生长的第一个迹象。
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2.The researchers found that the cotyledons were responsible for the plant's ability to survive in harsh environments.
研究人员发现，胚轴是植物在恶劣环境中生存的能力所依赖的。
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3. In some species, the cotyledons can be modified to support multiple seeds.
在一些物种中，胚轴可以被修改来支持多个种子。