英语词汇“yolk sac, yolk bag”的翻译、意思、用法、释义-英汉汉英词典

单词	yolk sac, yolk bag
释义	yolk sac, yolk bag1.■【胚胎学】2.■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)3.■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	millennial millennial generation millennialism millennialisms millennialist millennialists millennially millennial movement millennials millennianism millenniarism millennium millennium bridge millennium bug millennium bug, millennium bug, millennium bomb, millennium glitch millennium cult millennium dome millennium ecosystem assessment millennium ecosystem assessment millennium learning foundation millennium meltdown millenniums milleped millepede millepede--millipede