在进行商务谈判的时候，要认真听对方说的每一句话，如果没有听明白就一定要问清楚，如何请求对方重复或解释呢？

Will you repeat it, please?
请再说一遍，好吗？
Would you mind saying it again?
请再说一遍。
I beg your pardon?
请再说一遍。
I'm sorry I didn't catch your meaning. Will you say it again?
对不起，我没明白你的意思。您再说一遍吧。
I don't understand what you say.
我不明白你说什么。

I'm sorry I don't follow you.
对不起，我不懂你的话。
Will you speak a little more slowly?
请说慢一点。
Will you slow down a bit? I can't follow you.
请再说慢一点吧。我没明白。
Will you explain what you mean?
请解释一下你的意思吧。
Could you be more specific?
能否再具体一些。