这是什么原因呢？

What is the cause of this?

youdao

我也不太清楚这是什么原因。

I don't really know why.

youdao

您这的衣服量很少，这是什么原因呢？

You brought in small quantities. What was the reason for that?

youdao

事实上，我什至不知道这是什么原因。

In fact I don't even know what caused this.

youdao

能告诉我这是什么原因么？

Can you tell me what caused it?

youdao

请问这是什么原因造成的？

What causes the pattern to be narrow?

youdao

这是什么原因这样的行为？

What could cause such behaviour?

youdao

我们是不是要问问你表弟，这是什么原因呢？

Shall we ask your cousin the reason of this?

youdao

从本世纪末的目标中，就不难看出这是什么原因。

And seen from this end of the century it's not hard to see why.

youdao

现在研究者认为他们已经知道这是什么原因了。

Now researchers think they know why that happens.

youdao

这是什么原因呢？

What is the reason?

youdao

这是什么原因？

What reason is this?

youdao

有一些病患者家属反映说老年抑郁症比较难治，这是什么原因呢？

Some patients said late-life depression families reflects difficult to treat, what reason is this?

youdao

现今有许多人都忽视基本的科学知识。这是什么原因呢，如何解决该问题？

Many people ignore basic science today. What are the causes and what are your solutions?

youdao

现今有许多人都忽视基本的科学知识。这是什么原因呢，如何解决该问题？

Many people ignore basic science today. What are the causes and what are your solutions?

youdao