So what does this model tell us to

那么这个模型能告诉我们
expect about Los Angeles in the mid-nineties?

九十年代中期洛杉矶是怎么个情况呢
Well if you're running a little restaurant in Los Angeles

假如说你在洛杉矶经营一家小餐馆
and you get an A health certificate from the health inspector,

卫生检查官给你颁发了一个A级卫生证书
what are going to do with that A certificate?

那么你会怎么办呢
You're going to display it prominently in the window, right?

你会在找个突出的地方把证书摆出来的
A health certificate.

A级卫生证书
So if you're running a slightly less healthy restaurant,

如果你经营的餐馆卫生状况稍微差了点
maybe this is Ale's pizza chain again,

比如艾尔比萨连锁点什么的
and you still get a B certificate from the Los Angeles Health Inspector,

你只获得了B级的卫生证书
are you going to display it or not?

那你会不会摆出来呢
You're going to display it right, because why not?

你会摆出来的为什么不呢