他开始长出细绒毛，或称作胎毛了，虽然只有一些会在出生的时候还保留着，现在它们却覆盖着他的身体。
妈妈觉等宝宝留那一小撮的胎毛很有意思。开始头发短的时候妈妈还不觉得有味。
现在，你的小宝宝已经做好了迎接外面世界的准备，他褪落了大多数的胎毛和胎儿皮脂。
第二十周，胎儿体长大约20厘米，胎毛布满整个头部。
老人都说宝宝不剃胎毛以后护头，不让剪了。不过你们喜欢就留着呗，也没什么不好的。
胎儿的鳞状上皮、胎毛、胎脂和粘液可栓塞到肺内小动脉。
她还长出了一层细绒毛，补称做胎毛，通常会在36周的时候脱落并被毫毛替代。
1·By now, your little guy is getting ready for the outside world by shedding most of the lanugo hair and creamy vernix.
现在，你的小宝宝已经做好了迎接外面世界的准备，他褪落了大多数的胎毛和胎儿皮脂。
2·He is beginning to shed the fine hair or lanugo that has covered his body although some may remain at birth.
他开始长出细绒毛，或称作胎毛了，虽然只有一些会在出生的时候还保留着，现在它们却覆盖着他的身体。
3·He is beginning to shed the fine hair, or lanugo, that has covered his body, although some may remain at birth.
他开始长出细绒毛，或称作胎毛了，虽然只有一些会在出生的时候还保留着，现在它们却覆盖着他的身体。
4·She's also developing a thin layer of very fine hair called lanugo which is normally shed and replaced with vellus hair by week 36.
她还长出了一层细绒毛，补称做胎毛，通常会在36周的时候脱落并被毫毛替代。
5·She’s also developing a thin layer of very fine hair called lanugo, which is normally shed and replaced with vellus hair by week 36.
她还长出了一层细绒毛，补称做胎毛，通常会在36周的时候脱落并被毫毛替代。