I've had a very unproductive day.我这一天什么事都没干成。Research workers are well aware that much of their time and effort is unproductive.研究人员很清楚，他们的很多时间和精力全都是白费。...increasingly unproductive land.越来越贫瘠的土地One quarter of the co...
The alkyd is cross - linked by the amino resin during baking.这种醇酸是氨基树脂在烘烤时交联而成.The reaction of catalpa oil, tung oil and hydroxyl - terminated polybutadiene gives alkyd resin with quick - drying property.利用梓油和桐油以及带端羟基的聚丁...
请于今日将随函附上的捐款表格用所提供的邮资预付的信封寄回。Return the enclosed Donation Form today in the prepaid envelope provided.请用随信附上的信封将填好的调查表寄回。Use the enclosed envelope to return your completed survey.请附上汇款，支票收款人为泰晤士河谷科技公司。Please enclose your...
How had this compromising picture come into the possession of the press?这张令人难堪的照片是怎么落到媒体手中的？They were discovered together in a compromising situation .他们被人发现在一起，场面有伤风化。Buying budget-priced furniture needn't mean com...
迈拉·坎宁安给我寄了张便笺感谢我招待的晚餐。Myra Cunningham sent me a note thanking me for dinner.“在教堂里,他们是最宏大的一派呐, 汤姆, ”坎宁安先生热情洋溢地说.They're the grandest order in the Church, Tom, said Mr. Cunningham, with enthusiasm.坎宁安先生讲: “ 这正是`咱想找的. ...