英语词汇“placental barrier”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	placental barrier
释义	placental barrier noun : a semipermeable membrane made up of placental tissues and limiting the character and amount of material exchanged between mother and fetus
随便看	sra dye sramana sranan sranan tongo SR and CC SR and O sravaka sravan SRCC srch sri sri sri lankan srinagar srita SRM SRN sRNA SRO srta sruti ss SS s's ss

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