英语词汇primary villi怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	primary villi
释义	primary villi 简明释义初级绒毛：指在胚胎发育过程中形成的绒毛状突起，起始于胚胎的滋养层。双语例句 1 Primary cell culture was made from 23 malignant trophoblastic tumors and 19 normal early pregnant villi. 本文对23例恶性滋养细胞和19例正常早孕绒毛滋养细胞进行了原代培养。
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