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-现代词典

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	heat exchanger heat exhaustion heatful heath heath heath aster heat haze heath bell heathbird heath-clad heath cock heath cypress heathen heathendom heathenesse heathenish heathenishly heathenishness heathenism heathenize heathenly heathenness heathenry heather heather

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