请帮忙翻译成英文: 还有一件很重要的事情,我们必须注意.但不知为什么人们经常忽略这个问题.语法正确 用词恰当

there is aother important thing, we must lay premium on it.i don't know why people often neglect it.

There is an other important thing that we must pay attention to, however, i don't know why it is often neglected.

There is another important thing that we must pay attention to.I don't know why people often neglect it.

还有一件很重要的事情,我们必须注意.但不知为什么人们经常忽略这个问题.
there is one omre thing important, we must pay attention to it. Nobody knows why people always neglect it.

There is another important thing that we must pay attention to,which is neglected by people.I wonder why.