英语短语词组词汇yolk sacs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 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	come under pressure come under pressure to do something come under review come under someone's notice come under the hammer come under the pressure come under the pressure to do something come under the yoke come unglued come unscathed out of the battle come up come up for air come up for review come up from the ranks come up in the world come upon the stage comeuppance comeuppances come up roses come up the hard way come up through the ranks come up to come up to someone's chin come up to the chalk come up to the mark

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