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.Some waterfowl and fish are experiencing'feminization'from chemicals.一些水鸟和鱼类由于...
英布里给我抓了一只蜻蜓.Inbry caught me a dragonfly.蜻蜓捕食蚊蝇.The dragonfly feeds on mosquitoes and flies.连大杂院里的水坑上也来了几个各色的蜻蜓.A few colourful dragon - flies even carne to flit over the puddles in the tenement yard....
我在牙医那里拿了一本关于牙齿保健的免费小册子.I picked up a free booklet on tooth care at the dentist's.国际循环: 初级保健的实施是否真的有障碍?International Circulation: Is it a real obstacle in this primary care setting?你是否听说了医疗保健的最新发展动态?Have you heard ab...
I have a bad roughening of the skin.我皮肤非常粗.The roughening process of unsaturated polyester resins and its technological criterion were described.介绍了不饱和聚酯树脂的粗化工艺流程及各工艺规范....