Could you explain yourself a little more—I didn't understand.

请把你的意思说得更清楚一点—我还不明白。

《牛津词典》

But how could you explain?

但是你该如何解释？

youdao

Could you explain how to fill this out?

请你说明一下怎样填这张表好吗？

youdao

Are there any other factors that could explain these findings, and did you look at these factors?

VOA: standard.2010.08.05

Could you explain the difference you saw between your university in your hometown and here?

你能解释一下你看到的你家乡的大学和这里的大学的区别吗？

做交换生来到这里 - SpeakingMax英语口语达人

So then you could explain in terms of these levels.

你可以用这些层级来解释。

麻省理工公开课 - 固态化学导论课程节选

One is, could you explain exactly this home heating oil reserve?

WHITEHOUSE: The White House

Could you explain how the Ryan plan would do that?

WHITEHOUSE: Press Briefing

Could you explain why tensions are so high right now?

NPR: Tensions on the Rise in Horn of Africa