New Orleans's future is sadly not certain.

可悲的是，新奥尔良的未来并不确定。

" ... When that will come, I'm not certain."

“我不确定那会在什么时候到来。”

Still not certain it was the right tactic.

我还是不确定这策略是对的。

I'm not certain if he's telling the truth.

我不能肯定他是否在说真话。

You're saying that something is possible, but not certain.

你表达的是有些事情是可能的，但不确定。

It's just a possibility and you're not certain.

这只是一种可能性，你也不确定。

Arya nodded, though she was not certain that she could.

艾莉亚点点头，尽管她不太确定。

Good question. I suppose the answer is I'm not certain.

问得好 答案是 我不确定。

They're not certain how contagious people are when they get it.

当有人感染时，他们也不能确定这些感染者的传染性有多强。

" We're not certain, " Markel says, " but we're pretty darn sure."

“我们也说不准，”马克尔说，“但还是很有把握的。”

Uh, the situation is, um, fluid. I'm not certain what his plans are yet.

嗯，情况有些，嗯，不稳定。我不确定他到底怎么计划的。

It's possible but not certain that they were mixed with other chemicals.

有可能，但不能确定它们是否与其他化学物质混合。

" The answer is that it's really complicated and it's not certain."

“答案是，这种方法非法复杂，目前还不能确定。”

The media mogul's era may be over (even that is not certain).

媒体大亨的时代可能会结束（即使那并不确定）。

So this means snow is not certain, but it's a real possibility tomorrow.

所以这个意思是说，下雪是不确定的，但明天很有可能会下。

In practice, that's not certain; customers might just add luxury rentals to existing wardrobes.

但在实践中并不一定如此，顾客们可能只会在原有衣橱基础上附加奢侈品租借。

What I do when I'm not certain is I open the dictionary and check.

当我不确定的时候，我会打开字典查看。

But if you weren't certain, why on earth did you go to bed with him?

但如果你不确定，又为什么要跟他上床啊？

The search-and-rescue may last another 15 days, but it's not certain, depending on the weather.

搜救工作可能还会持续15天，但不能确定，取决于天气情况。

Sophie was not certain she agreed. Surely a person was more than a piece of hardware?

这点苏菲并不太赞同。她想：人应该不只是一台机器吧？