Tonight? You must be joking! It's too cold!

今晚吗？你一定是在开玩笑！太冷了！

You must be joking. You can't fall in love with someone you've never met!

你在开玩笑吧，你从来没见过他，怎么会爱上他呢？

" Come, come! " said the king. " Do you call that a good wish? You must be joking."

什么，什么！国王说。那真是你想要的吗？你一定是在开玩笑吧？

" You must be joking, " said Farmer Dodge, " you cannot be talking about your Phoebe. She is dead."

“你一定是在开玩笑，”农夫道奇说，“你不能再谈论你的菲比了，她死了。”

He's only OK? You must be joking.

只是还可以？！你是在开玩笑吧。

You must be joking. How much would it cost for the two of us?

鲍勃：你一定是在开玩笑。 我们两个人要花多少钱？

So repeat after me first, we'll say the: You must be joking.

所以先跟着我重复一遍，我们会说：你一定是在开玩笑。

She says, " You can't be serious, " meaning you must be joking.

她说，“你不可能是认真的，”意思是你一定是在开玩笑。

I'd have loved to hear her sing. - You must be joking. - Why? I thought she had a beautiful voice.

我真想听她唱歌 -你开玩笑吧怎么 她嗓音多美啊。

This, again, is an informal expression, which means you must be joking - I can't believe I'm hearing what you are telling me or you cannot be serious - this is wrong - you've got to be kidding me.

这又是一种非正式的表达方式，这意味着你一定是在开玩笑——我不敢相信我听到你在告诉我什么， 否则你就不可能是认真的——这是错误的——你一定是在开玩笑。