Jane:
Excuse me. How do I get to the post office?

对不起。请问去邮局怎么走?
Jack :
It's three blocks north on Wall Street.

在华尔街北面过三条街。
Jane:
Where is Wall Street?

华尔街在哪儿?
Jack :
It's one block west of here.

在这里的西面一条街。
Jane:
One block that way, turn right and go three blocks?

往那边走一条街,右转,再过三条街吗?
Jack :
That's right.

这就对了。