英语短语词组词汇yolk sac的音标、释义、翻译、用法及例句-英语短语词组词典-福建条码网

短语	yolk sac
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	flash back flash back (to sth) flash by/past flash flood / fire flash forward flash in the pan flash into one’s mind flash of inspiration / brilliance / insight / anger etc flash on sb flash on sth flash out flash over flash sb a smile, look, etc. flash sth around flash sth ↔ around flash through one’s mind flash through sb's mind / head / brain flat broke flatly refuse / deny / oppose etc sth (flat) on your back flat out flatten out flatten sth/yourself against/on sb/sth flatten sth↔out flatten yourself against sth

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