英语词汇embryo sac tube怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	embryo sac tube
释义	embryo sac tube 简明释义胚囊管专业释义 1 生物学胚囊管双语例句 1 The pollen tube entered into the embryo sac via one synergid. 花粉管经由一个助细胞进入胚囊；
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