Because If So

This is because if so, the scholars know the latest development in their own fields and know whether their research is available.

因为那样的话，学者们就可以了解自己学科领域里最新进展，知道自己的研究是否有价值。

Plastic bags cause the deaths of 100,000 marine animals each year because the animals mistake them for food. So if you must use them, always recycle them.

塑料袋每年会导致10万只海洋动物死亡，因为这些动物误以为它们是食物。所以如果你必须使用它们，一定要回收它们。

In fact, if any electron comes in their midst, they'll capture it because the binding energy is so high.

事实上，如果电子从中间进来，它们会捕获它，因为束缚能很大。