结论超声在诊断婴儿脐部渗液病因中具有重要价值.Conclusion US is of great value in diagnosing umbilical exudation in infant.然后腹腔镜通过脐部小切口插入.The laparoscope is then inserted through an incision in the navel.有时它是从脐部发出, 有时从前额发出.Sometimes it is seen ...
Many boys explode firecrackers on the Fourth of July.许多男孩子在7月4日那天放爆竹.The firecrackers were crackling and spluttering.鞭炮劈里啪啦地响.The firecrackers scared the cat.爆竹声把那只猫吓跑了....