Suddenly she dropped the quill as a wild happiness flooded her.她突然感到一阵无限的快乐,当即丢开了手里的鹅毛笔.She dipped a quill in ink, then began to write.她将羽毛笔在墨水里蘸了一下，随后开始书写。Set of clear crystal inkwell with quill, book, diploma and gradu...
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...
The bad weather has hung up the work of excavation.天气不好耽误了挖掘工作.More discoveries were made as the excavation proceeded.挖掘期间陆续有所发现.The present relief of more than 1000 ft was due to excavation.现在的地形起伏超过1000尺是削蚀作用造成的....
As part of a global programme , 89 ozone - depleting substances are under legislative control.此外, 又对89种消耗臭氧层的物质实施法例管制,以配合全球的行动.A class I substance is any chemical with an ozone - depleting potential of 0.2 or greater.I类别...
别忘了震中的所有通讯都中断了.Don't forget that all communication at the epicentre also been cut.他是怎样测定震中的还是个谜.It is a mystery how he located the epicenter.某地与震中的距离叫震中距.With a certain distance from the epicenter of the call from t...