汉生：你好，我想试试那双登山鞋。    售货员：请问您穿多大的鞋？    汉生：41号。    售货员：这双就是41号，您试试吧。    汉生：好的，谢谢。     Excuse me, I want to try that hiking shoes.
Which size do you need?
Forty one.
This pair is 41. You can have a try.
Ok, thank you.