unclear

No, it is very unclear what you're doing.

不 你做了什么我不清楚

So, I'm a little unclear as to why I'm here.

那你还叫我过来是几个意思

What they did to him or what they wanted is unclear.

他们对他做了什么 或者他们想要什么还不清楚

Unclear, but we've narrowed down the when.

还不清楚 但我们缩小了时间范围

It's unclear if any attacks are imminent.

清洗是否即将发生还不清楚

I don't know. I'm not sure. It's unclear.

我不知道 我不大确定 不清楚

It's unclear if his other organs were affected.

还不清楚他的其他器官是否会受影响

"It's a date" does not sound unclear.

"那就约好了"听起来很明确啊

It was unclear what she was, at least to someone.

至少当时某些人还不知道她是什么

What relevance that may have is unclear.

我们还不清楚这之间的联系