Yes, let me try. Oh, it's difficult. Will you show me how to do it?

好吧，让我试试吧！哦，真不容易。能教我怎么用吗？

The selection here is very large, it may be difficult to choose.

这里有很多式样可以选，可能很难决定。

Let's have your counter-offer?

那你给个价吧。

We have brought this transaction to a successful conclusion.

我们已成功地达成了协议。

Is it possible for you to go into it in more details?

能否解释得更详细一点？

When will you be able to deliver?

您什么时候可以交货？