We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。Adding sulphate to the solution will give a precipitate.将硫酸盐加入该溶液会产生沉淀.More ammonium sulphate solution is being recovered in the process o...
She's a snappy dresser .她衣着入时。The professor’s a radical in politics but a conservative dresser.教授在政治上是激进派,但衣着却很守旧。Rickman worked as a dresser to Nigel Hawthorne...里克曼曾是奈杰尔·霍索恩的服装师。"Tell them to hold all my calls, Th...
The economic gloom of the early 1980s was relieved by fanciful architecture.20世纪80年代初期的经济萧条气氛因各种奇异古怪建筑的出现而有所缓解。The house is a textbook example of medieval domestic architecture.这所房子是典型的中世纪民居。Columns are usually intended ...