I need a definite answer.

我需要一个确切的答案。

She gave a definite answer to the question.

她对这个问题给出了明确的回答。

I need a definite answer.

我需要一个明确的答复。

We insist upon a definite answer.

我们一定要得到一个肯定的答复。

The workers demand a definite answer.

工人们要求一个明确的答复。

Don't shuffle, give me a definite answer.

别含糊其辞，给我一个明确的答复。

You see, I can't give you a definite answer now.

你知道，我现在无法给你一个确切的答复。

We demanded that they give us a definite answer.

我们要求他们给个确切的答复。

I can give you a definite answer on the price terms.

我可以就价格条件答复你方。

I'll give you a definite answer when we've fixed the date.

什么时候定好日子，我再给您个准话。