英语词汇yolk sacs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	yolk sacs
释义	yolk sac, yolk bag 【胚胎学】卵黄囊(从脊椎动物胚胎的中肠脐伸出的膨大的胚外囊体，富含卵黄) 卵黄囊(大多数哺乳动物胚胎中不含卵黄的、在胚胎发育早期变为退化器官的同源器官)
随便看	outsings out sister outsit outsits outsitting outsize outsized outsizes outskirt outskirter outsleep outsleeping outsleeps outslept outsmart outsmarted outsmarter outsoar outsoared outsold outsolds outsole outsoles outsource outsourced

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