与动物接触过很长时间的人通常会患上对动物过敏的疾病，其中一些还很严重。

People who have spent a lot of time in contact with animals often develop animal-induced allergies, some of them quite serious.

youdao

现在看来这个问题还很严重。

It seems to me this issue remains serious.

youdao

直接或间接持有有毒资产令法国银行也不得不蒙受损失，有的还很严重。

Direct or indirect exposures to toxic assets implied that they too had to record write-downs;

youdao

So there's plenty of room to still innovate in that way, to develop new methods that could protect against diseases like AIDS or diseases like malaria that we don't have problems with here but they do in many parts of the world, and so we'll talk about that.

我们还有很长的路要走,研究一些新方法以预防艾滋病这样的疾病,或者像疟疾这样尽管在我国没有威胁,但在世界很多地方还很严重的疾病,我们也会讲到这些

耶鲁公开课 - 生物医学工程探索课程节选