单词：cesarean hysterectomy
[医] 剖腹产子宫切除术
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Millions of Americans are too ashamed to get help for illiteracy ...to a problem that affects millions of Americans and yet is something of a silent epidemic, that's because the people affected are often hesitant to seek help. The problem is illiter
发表于:2018-12-11 / 阅读(32) / 评论(0)
万花筒2008年
万花筒2008年
STEVE INSKEEP, HOST: Some new parents have started giving their newborns what's being called a bacterial baptism. The idea is to try to help their babies develop healthy microbiomes, the collection of friendly bacteria that inhabit everyone's bodies.
发表于:2018-12-17 / 阅读(46) / 评论(0)
2018年NPR美国国家公共电台10月
2018年NPR美国国家公共电台10月