Unknown: To show you there are no hard feelings, I’d like to give you this stylish pin, compliments of my 
restaurant.
Unknown: Wear it on your next visit and I will give you my undivided attention.
Rory: What’s it say?
Stan: Medium rare.

Unknown：为了表明你不反感，我想给你这枚时尚的胸针，来赞美我们的餐馆。
Unknown：你下次来的时候带上它，那我就会一心一意的照看你。
Rory：他说的啥意思？
Stan：三四分熟的牛排。

【注释】
hard feelings: 反感 
stylish: 时髦的 
pin: 胸针
undivided attention: 一心一意 
medium rare: 三分熟牛排，内部为桃红且带有相称热度。