For a child to be born with this disability indicates a defect in obstetric care.孩子出生时就带有这样的残疾，这表明产科护理有问题。When a woman is in labour, her cervix opens up to allow the baby to be born.当妇女分娩时, 子宫颈张开让婴儿生出来.The author of this...
The deftness of his fingering captivates her.他纯熟的指法让她着迷.Sophie Marceau is dazzling as the alluring Marquise: she captivates at every scene.苏菲-玛索扮演的玛吉光彩照人: 在每个场景她都牢牢得吸引住了观众的视线.The mist weaves her net round the morning, ca...
The major productive methods of serin are albuminolysis, fermentation method, chemical method and enzymic method.其生产方法主要有蛋白质水解法 、 发酵法 、 化学法和酶法,其中酶法是现在研究丝氨酸制备的重要方法....