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The calotype could be made in series, and was thus the equivalent of an etching or an engraving.

碘化银纸照相法可以连续印刷，因此它等同于蚀刻或雕刻。

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He believed slaves could be made into good soldiers if they believed they had an interest in Confederate victory.

VOA: special.2009.12.03

The argument could be made that until they once disobeyed, how would they ever know that?

这一论点可以说明,若非违背过一次，他们怎能知道这些？

耶鲁公开课 - 旧约导论课程节选

Then you could also think about whether there are changes that could be made to improve diet.

然后,你也可以想想是能否做些改变,来改善食谱

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Mr Thomas said savings could be made with joined up working with health services.

BBC: Welsh councils cut ?145m off spending to set budgets

He also suggested a significant saving could be made by amalgamating elements of different rescue services.

BBC: Guernsey fire and rescue service cuts to be examined

With faster aircraft turnaround, the airport could be made more attractive to more airlines.

BBC: Stuck on the runway