1. historically speaking 从历史上来说1)Historically speaking, our ancestors placed great emphasis on filial piety. 历史上,我们的祖先很重视孝顺。2)Historically speaking, your Rong family has performed meritorious service in helping to develop China's industry, thus making contributions to the nation. 从历史上讲,你们荣家在发展我国民族工业上是有功的,对中华民族做出了贡献。2. scientifically speaking 从科学上来说Scientifically speaking, we should act according to realistic principles. 从科学的语言来说,我们应该按客观规律办事。3. generally speaking 一般来说1)Generally speaking, I think you are right. 总的来说,我认为你是对的。2)Generally speaking, the graduate students are older. 研究生一般年龄较大。 4. strictly speaking 严格说来1)Strictly speaking, he's not qualified for the job. 严格说来,他没有资格做这份工作。2)Social psychology, strictly speaking, deals with the behavior of people in group 严格地说, 社会心理学研究人们的群体行为。