Enterogenous cyst is a rare congenital lesion generally located in the mediastinum or the abdominal cavity.肠原性囊肿是一种罕见的位于纵隔或腹腔中的先天性损伤.Objective To investigate the clinical characteristic and therapeutic methods of intrasp...
幻日现象经常在北极和南极出现.Sundogs are fairly common occurrences in the Arctic and Antarctic.包含冰晶的高空云所形成黯淡的幻日隐约可见.The high clouds containing the ice crystals are faintly visible as are some sundogs....
Why would she cover for someone who was trying to kill her?她为什么要包庇想要杀她的人呢？"Your modesty is a cover for your overweening conceit," she said.“你表面谦虚，骨子里目中无人。”她说道。A thicket makes good cover for animals to hide in.丛林是动物的良好隐蔽处...