大学生活英语-Using a Vending Machine(3)

（单词翻译）

A: I want to know how to buy something from this machine.
B: Yeah, the new ones can be tricky¹. What are you trying to buy?
A: I want to buy one of those snack things.
B: Are you ready to go?
A: I'm clear so far.
B: The money goes in the slot over there. It has to be smooth to go in.
A: It won't go in!
B: Just remember that you might have to feed the money in a couple of times to get it to work.
A: Yes, next step.
B: Make your selection and hope for the best. Vending² machines aren't all that reliable.
A: They're totally unreliable.
B: You seem to have it down. Have a good day!