至少，这是我将首先调查的问题。

At least that's what I would investigate first.

youdao

这是我的荣幸，我希望能为你们的调查帮点忙。

It's my pleasure. I hope I can help with your investigation.

youdao

这是我的荣幸，我希望能为你们的调查帮点忙。

It's my pleasure. I hope I can help with your investigation.

youdao