疝痛表现为婴儿的阵发性哭闹和烦躁不安.Colic is paroxysms of crying and irritability in an infant.疝痛常常始于6周大婴儿,3-个月时自行缓解.Colic often begins at about 6 wk and spontaneously improves between 3 and 4 mo.虽然疝痛一词提示由肠道引起, 但其病因并不清楚.Although the term...
当生活很艰难，你想要放弃的时候，请记住，生活充满了起起落落，如果没有低谷，那站在高处也失去了意义。When life gets hard and you want to give up, remember that life is full of ups and downs, and without the downs, the ups would mean nothing.我真的不理解这到底有什么意义，简直是愚蠢透顶。I don�...
The issue has caused heated political argument.这个问题已经引发了激烈的政治争论。When matter is heated, it expands.物体受热则膨胀.Virtually all liquids, when mixed and heated, will display azeotropic behaviour.实际上所有液体混合并受热时, 都表现出恒沸物的特性.Our disc...