cotyledon
noun [ C ] biology specialized uk/ˌkɒt.ɪˈliː.dən/ us/ˌkɑː.t̬əˈliː.dən/
子叶(植物种子胚的叶片,可储藏营养或制造营养)
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
江苏热线英汉汉英双解词典包含207361条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。