There are two main problems which afflict people with hearing impairments.听力有障碍的人们主要受到两大问题的困扰。Famine and war still afflict mankind.饥饿和战争仍使人类遭受痛苦.New medical technology will cure more ailments that afflict humanity.新的医学技术...
婴儿早产3个月，体重只有3磅5盎司。The baby was born three months early weighing only 3 lb 5oz.早产婴儿必须靠静脉输入喂养。Premature babies have to be fed intravenously.那个早产的婴儿很健康.The premature baby is doing well....
不同类别的化石是以不同的方式保存下来的 ― ―有的如同模型或模压品.Different fossils have been preserved in different ways - some as moulds or casts.后模压工艺是相当严格的.The postmolding process is relatively harsh.他研究调制油墨的方法,使字模压上去时,油墨不致溅开.He learned to mix ink ...