单词：esophageal polypus
单词：esophageal polypus 相关文章
A witness to the terrorist mall attacking Kenya say several attackers were women and one of them white. Kenya officials are so sure that one of them has been the so called white widow or wide has been issued for. Let's get started. Tonight the Kenya
美联社新闻一分钟2013(十月)
As a polyp grows, it puts up a wall of limestone around itself. And then it multiplies. Each polyp can produce thousands of offspring, which all work together to build a living fortress-- a coral reef. After just a few years, a single piece of coral
自然百科2011年
First division in the polyp group, the class Spongiaria has been created by scientists precisely for this unusual exhibit whose usefulness is beyond dispute. 海绵纲是水熄类的第一纲，这一纲就是由这种非常有用处的新奇产物组成
《海底两万里》中英双语有声读物
Heart Patients More Likely to Take Medication When in Single Pill 心脏病人更倾向于服用单一药物 WASHINGTON Many patients who have heart disease or who have suffered a stroke dont take their medications as regularly as prescribed. One stu
VOA常速英语2013年(九月)
If you like curry then you must be delighted to learn that scientists in Ireland have found a certain type of curry spice can kill off cancer cells. The chemical curcumin can be found in the bright yellow curry spice turmeric. Its long thought to hav
英语杂谈
Hot Drinks Linked to Cancer 热饮料或与癌症相关 From VOA Learning English, this is the Health Lifestyle report. VOA英语学习健康及生活方式报道。 The next time you make yourself a hot cup of tea or coffee, you might want to let it
2016年VOA慢速英语(十)月