在商务谈判中，有些时候不能给对方一个确切的答案，但是又不能一口否定，那么要使谈判有回旋的余地就得回避明确地答复。接下来，
I'm afraid I can't give you a definite reply now. 恐怕我现在无法给你一个明确的答复。
I can't make a decision right now. 我现在无法作出决定。
I just need some time to think it over. 我需要时间考虑考虑。
We are still a little unsure about the prospect1, though. 不过，我们对于前景还是有点不能确定。
There are certain points that I'll have to consider very carefully. 有些问题我得慎重考虑。
That may well be so. I'm not sure. 很可能是这样的。我不敢确定。
It all depends. 这得看情况而定。
1、accelerated learning 速成学习
例：Accelerated learning shows that language learning an be fast, effective and enjoyable.
2、access 使用，享用权
例1： Access to these files is restricted.
2 : Students have free access to the library’s scientific literature.
3、access 进入
例：Its acquisition of the group will allow it to gain access to France’s railway business.
4、access fee 使用费
例：They have cut the access fee long-distance providers pay to local phone companies.
5、accessories 装饰品，首饰，衣饰
例1：I would like to thank you for the interest you expressed in our range of children’s and teenage fashion sportswear and accessories.
例2：As Potter-mania sweeps the nation, add a magical touch to your mobile with these fun Harry1 Potter-themed phone accessories.