Duckdata is a bibliographical database of North American waterfowl Anatidae and their wetlands habitats.水禽数据库是有关北美水禽和它们的湿地栖息地的书目数据库.Facies of species are often connected with extreme or disturbed habitats.植物种的群常与严酷或干扰的生境...
Protection of sites, habitats and landscapes is of uppermost priority.保护遗址、栖息地和风景区是重中之重。Plants, like animals, often have restricted habitats.植物和动物一样，生活环境常常有限。Facies of species are often connected with extreme or disturbe...
她一拿到普通中等教育证书后就没再上学了。She quit school as soon as she had taken her GCSEs.我们所有的飞机都有适航证书。All our aircraft have certificates of airworthiness.3个医生都是持有执业证书的瘾症专家。All three doctors are certified as addictions specialists....
A few other conditions are in high intestinal obstruction.其它少数情况是高位肠梗阻.This complication has occasionally occurred following the use of intestinal antiseptics.这种并发症偶而发生在使用肠道抗菌剂上.The acute abdominal pain of intestinal obs...