Our new product line has been very successful. We've expanded the factory twice this year already.
我们新的生产线非常成功,我们今年已把工厂扩展了两倍。
In the first place, any scientific study requires that there be no preferential weighting of one or another of the items in the series it selects for its consideration.
首先,任何科学研究都要求人们对可供考虑的诸多因素不能厚此薄彼,偏向某一方面。