最佳答案:= =这句是这样的,Conversely应该是承上启下的说法然后在where开头的两种情况下a weak entity set representation w
最佳答案:1) To analys the advanrages and disadvantages of the problems toward the impleme
最佳答案:三句翻译都有错误,下面是修改过语法的.1.We have already received his message to revise the data.2.W