如果一氧化碳将真实情况掩盖住，那是件挺危险的事情。

If the carbon monoxide takes this away, it's kind of dangerous.

youdao

但是我还发现有些实情被掩盖了。

But I also found some things that clouded the picture.

youdao

但是我还发现有些实情被掩盖了。

But I also found some things that clouded the picture.

youdao