Objective To evaluate clinically double - balloon enteroscopy and intestinal intestinal diseases.目的评价双气囊推进式小肠镜对小肠疾病的诊断价值.Objective To evaluate clinically double - balloon enteroscopy and intestinal enteroclysis in intest...
luscious silks and velvets柔软光滑的丝绸和天鹅绒They continued to get their silks from China.他们继续从中国购买丝绸。She was dressed in rich materials - satins , and lace, and silks - all of white.她穿的都是贵重料子,绸缎花边一应俱全, 全身雪白....
关于厌食的起因存在颇多争论。The causes of anorexia are much debated.以腐肉为食的乌鸦crows feeding on carrion经常看到一只猎食的老虎在村子周围悄悄走动.A marauding tiger was often seen prowling around the village....
optical instruments such as microscopes and telescopes显微镜和望远镜等光学仪器Telescopes and microscopes are optical instruments.望远镜和显微镜是光学仪器.Telescopes and microscopes magnify.望远镜和显微镜能放大....