When it comes to...
当说到……,提到……
A: Are you sure we're going the right way?
你确定我们走对路了吗?
B: When it comes to reading maps, I am the master.
提到看地图这回事,我是专家。
A: Are you sure we're going the right way?
你确定我们走对路了吗?
B: When it comes to reading maps, I am the master.
提到看地图这回事,我是专家。