优惠卷…中产阶级的粮票。

Coupon... Food stamps for the middle class.

何必和顾客争吵呢？他是养活你的粮票。

Why argue with your customer?He's your meal ticket.

我到上海的时候，还是有粮票和外汇券的时代。

I arrived in Shanghai back in the days of Liang Piao and FEC.

在这个情绪的影响下，我也翻出了母亲留给我的包在手绢里的旧粮票。

This has led me to reminisce over an old handkerchief parcel of food coupons my mother left me.