A：I have no idea about what to do next.

A:我不知道下一步该怎么办了。

B:Maybe you can pick Mary's brains now. She knows a lot about stocks.

B：也许你可以挖挖玛丽脑筋里的东西，她对股票很在行。

A:Let me have a try.

A：我去试试吧。