I think you'd better tell us why you're asking these questions.

我想你最好告诉我们你为什么问这些问题？

《柯林斯英汉双解大词典》

Can you tell us why you work out regularly?

你能告诉我们你为什么定期锻炼吗？

youdao

Tell us why in the comments.

告诉我你的看法。

youdao

Here is her opinion on why people like chocolate so much: "Well,scientists tell us that we all love chocolate because there's a chemical response that takes place in our brains.

VOA: special.2010.02.17

No, it still wouldn't be right. - And tell us why it wouldn't be all right.

不，还是错误的，-告诉我们理由，为什么是错的。

耶鲁公开课 - 公正课程节选

Can you tell us why you work out regularly?

你能告诉我们你为什么定期锻炼吗？

保持身材的理由 - SpeakingMax英语口语达人

And Prime Minister Maliki, can you tell us why you canceled the meeting last night?

NPR: Maliki Assures Bush on Iraqi Force's Readiness

So please, write to us and tell us why you want to get on the Money Train.

NPR: Bonds' Approaching Triumph Has Mixed Meaning

Tell us why you think it's important to keep taxes from going up on the middle class.

WHITEHOUSE: Our Top Stories