我本想请你来喝杯白兰地，但如果你想改日再来，也行。

I was planning to ask you in for a brandy, but if you want to take a rain check, that's fine.

《柯林斯英汉双解大词典》

在中国，你18岁就可以选举和学开车，但如果你想结婚，女性得等到18岁，男性得等到22岁。

In China, you can vote and learn to drive a car when you are 18, but if you want to get married, women have to wait until they are 18 and men until they are 22.

youdao

但如果你想进一步了解此事，我建议你和我老板谈谈。

But if you wish to pursue this further, I suggest that you talk to my boss.

youdao

But think about it, if you were investing your money with someone like that, what did you end up with?

但想一下,如果你去投资,收益和这个人一样,你最后能得到什么

耶鲁公开课 - 金融市场课程节选

Well enough, I guess, of that; although if you want to understand the optimism of that time just dip into Leaves of Grass, read Whitman's Old Pioneers.

我猜这足以驱使他写出这样的作品,但如果你想了解那个时代的乐观主义,只需去翻阅《草叶集》,读读惠特曼的《啊,拓荒者》吧

耶鲁公开课 - 美国内战与重建课程节选

But if you want to use other translations,that's fine.

但如果你想用其他译本，也可以。

耶鲁公开课 - 新约课程节选