单词 | cotyledon |
释义 | cotyledon UK [ˌkɒt.ɪ'li:.dən] US [ˌkɑ:.tˌə'li:-] noun countable specialized ■a type of leaf that is part of the developing plant inside a seed and either stores food or grows from the seed to produce food 子叶(植物种子胚的叶片,可储藏食物或制造食物) |
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